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All Words (145 Words)

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Advanced Words (27 Words)

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Word List

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Word	Meaning	Advanced
spectroscope	n: an optical instrument used for spectrographic analysis (= measurement of properties of light over a specific portion of the electromagnetic spectrum)
astronomy	n: the scientific study of objects and matter outside the Earth’s atmosphere, especially the positions, motions, and evolution of celestial bodies
nebula	n: a cloud of gas and dust in space, visible in the night sky, typically as a diffuse light source
galaxy	n: an independent group of stars, interstellar gas, dark matter, etc., in the universe, bound together by gravity
convince	v: to persuade someone or make someone believe that something is true
probable	adj: likely to happen or likely to be true
colleague	n: one of a group of a coworker, especially in a profession or a business
dedicate	v: to give all of your energy, time, etc., entirely to a specific person, activity, or cause; to set apart for a particular purpose or use
observe	v: to watch or notice something carefully, often to gather information or insights; to take note of something or someone; to celebrate or commemorate a special event or occasion
incredible	adj: unbelievable; enormous
crazy	adj: stupid or not sensible; very angry
symmetry	n: balance or proportion in design or structure, with elements arranged evenly on either side of an axis
planet	n: any of the nine large celestial bodies that circle in the solar system; any celestial body that revolves around a star
indication	n: a sign or remark that something exists, is real, or is likely to occur
swallow	v: to make food, drink, pills, etc., pass down your throat into your stomach; (noun) small long-winged songbird noted for swift, graceful flight and the regularity of its migrations
apparently	adv: based on what you have heard or read
fragile	adj: delicate or easily broken or damaged
isotope	n: a variation of an element that has the same number of protons in its nucleus but a different number of neutrons, resulting in a different atomic mass and often different physical or chemical properties
atmosphere	n: the mass of air that surrounds the Earth; the pervading tone or mood of a place, situation, or creative work
asteroid	n: (also “planetoid”) a small rocky body orbiting the sun, typically in the region between Mars and Jupiter
engulf	v: to swallow up; to surround and cover completely
spectrum	n: an ordered array of colors into which a light beam can be split
invest	v: to put money, effort, time, etc. into something to make a profit or achieve a result
amazing	adj: extremely surprising, especially in a way that you like or admire
telescope	n: a device like a tube in shape containing lenses used to magnify and observe distant objects
astronomer	n: a physicist who studies astronomy
excuse	n: a reason or explanation, either true or invented, given to justify a fault or defend your behavior; (verb) to make someone free from blame or clear from guilt
bet	v: to risk money on the result of an event or a competition, such as a race or game, to get more money; to have faith or confidence in something
spectrograph	n: an instrument that separates light into its component wavelengths and records the distribution of intensities as a graph, used for chemical analysis or to determine the properties of stars and galaxies
resolution	n: a firm decision or determination to do or not do something; the action of solving a problem, dispute, or conflict; the quality of being resolved or determined; the clarity and sharpness of an image or display
precise	adj: sharply exact or accurate or delimited
detect	v: to find or recognize something, especially something difficult to see, hear, etc.
solar	adj: of, from, or relating to the sun
physics	n: the science of matter and energy and their interactions
split	v: to divide, or to make something divide into two or more parts, especially along a particular line
liquid	n: a substance, such as water or oil that flows freely and is neither a solid nor a gas
mass	n: a large amount of a substance with no definite shape or form; a large number of people or things grouped or crowded together
continuous	adj: occurring or existing without a pause or interruption
emission	n: the act of production or sending out gas, heat, light, etc.
continuum	n: a series of similar items in which no part or portion is distinct or distinguishable from adjacent parts
absorption	n: a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid
identify	v: to recognize someone or something and say or prove who or what they are
chemical	adj: relating to or connected with chemistry;
element	n: a fundamental or essential part of something
absorb	v: to take in a fluid or other substance gradually
frequency	n: an ordered array of colors into which a light beam can be split
sight	n: the ability to see; anything that is seen
velocity	n: the rate of change of an object’s position with respect to time, often measured in meters per second (m/s)
cosmic	adj: relating to the universe or cosmos; vast or limitless
composition	n: the different parts of something’s elements or ingredients; the way in which the different components are organized; a piece of music written by someone
parameter	n: a numerical or other measurable factors that characterize a system or set of data
core	n: the most essential or fundamental part of something
nuclear	adj: of or relating to or constituting the nucleus of an atom; deriving destructive energy from the release of atomic energy
reaction	n: a response that reveals a person’s feelings or attitude; (in chemistry) a process in which one or more substances are changed into others
degree	n: a unit of measurement for angles, temperature, or level of proficiency or achievement; a rank or level of academic or professional attainment
infrared	adj: relating to or denoting electromagnetic radiation with a wavelength just longer than that of red light but shorter than that of microwave radiation, used for sensing heat and for remote control
minus	adj: subtracting or taking away; having a value less than zero
Kelvin	n: a unit of measurement for temperature in the International System of Units (SI), which starts at absolute zero, the theoretical lowest limit of temperature, and named after the British physicist William Thomson, also known as Lord Kelvin
relative	adj: considered and evaluated through comparison with something else
spectral	adj: relating to or having the properties of a spectrum (= an ordered array of colors into which a light beam can be split); relating to a ghost or apparition
prop	n: a piece of wood, metal, etc., placed beneath or against something to support it or keep it in position; a system, institution, or person that gives help or support to someone or something
instance	n: a particular example or single occurrence of something
feat	n: a notable or impressive achievement, especially one that requires great skill or bravery
progression	n: the act or process of changing to the next stage or phase or moving forward
similarly	adv: in almost the same way
belong	v: to be the property of someone or something; to be a member or part of a group; to be in the proper or appropriate place
osmium	n: a hard, dense, and brittle chemical element of the platinum group with the symbol Os and atomic number 76, primarily used in alloys and as a catalyst
explosion	n: a violent release induced by a chemical or nuclear reaction
supernova	n: a powerful and luminous explosion that occurs in some stars, resulting in an extremely bright, short-lived object that later fades into a supernova remnant
trigger	v: to make something happen suddenly; to cause something such as a device, machine, etc. to function
formation	n: the way something is created naturally or the way it has been arranged
oxygen	n: the chemical element with the symbol O that is present in air and water and is necessary for people, animals, and plants to live
conclude	v: to come to an end or close; to reach a judgment or opinion by reasoning
polluted	adj: contaminated with harmful or poisonous substances
binary	n: a system of numbers that uses only two digits, 0 and 1
galactic	adj: relating to or concerning the galaxy or galaxies; having characteristics or qualities that are vast, extensive, or cosmic in scope
discovery	n: the act or process of finding information, a place, or an object, or learning about something that was previously not known
alien	n: a person who comes from a different country, race, or group; a form of life assumed to exist outside the Earth or its atmosphere
interaction	n: the act of connecting with someone, mainly when working, playing, or spending time with them
capture	v: to catch a person or an animal and confine them in an area which they cannot escape
flare	v: to burn brightly with a sudden, intense burst of flame or light; (noun) a sudden and brief burst of bright flame or light; a sudden and intense burst of radiation from the Sun’s surface
norm	n: something that is regarded as usual, typical, or standard
mystery	n: something difficult to understand or explain; a secret or enigmatic quality that adds to the fascination or interest of something; a genre of fiction that involves the solution of a crime or a puzzle
literature	n: written works, such as novels, plays, poems, or short stories that are considered to have artistic or intellectual value
evolution	n: a gradual process of transformation of living things
universe	n: everything that exists, especially all physical matter, including planets, stars, galaxies, and all other forms of matter and energy
complicated	adj: involving a lot of different things or parts in a way that is difficult to understand or analyze
massive	adj: enormous amount; very heavy and solid
recycle	v: to sort and collect things to process them and produce valuable materials that can be used again
graph	n: a picture consisting of a line, lines, points, etc., that shows how two or more sets of certain quantities are related to each other
abundance	n: a significant amount of something; the situation in which there is too much of something
interstellar	adj: relating to or located in the space between stars
medium	adj: of a size, amount, or level that is average or intermediate; (noun) a means or instrumentality for storing or communicating information
sulfur	n: (also sulphur) a chemical element with the symbol S and atomic number 16, found in many minerals and sulfur compounds, often used in the production of fertilizers, rubber, paper, and other industrial applications
silicon	n: a chemical element with the symbol Si that is a hard, brittle crystalline solid with a blue-grey metallic luster and used for the transistors and integrated circuit chips in computers
calcium	n: a chemical element with the symbol Ca and atomic number 20, which is an important mineral for the human body
relate	v: to establish a connection or association between two or more things; to narrate or tell about an event, experience, or relationship; to empathize or feel sympathy with someone or something
naturally	adv: as might be expected; by natural manners
fundamental	adj: forming an essential base or core from which everything else develops or is affected
moving	adj: causing strong emotions or feelings, especially sadness or sympathy
precision	n: the quality or condition of being exact and accurate
meter	n: a device used to measure the amount of a particular substance or attribute, such as length, volume, or time; (prosody) the accent in a metrical foot of verse
centimeter	n: a unit of measurement of length in the metric system, equivalent to one-hundredth of a meter
involve	v: to include or affect someone or something as a necessary part of something else
develop	v: to grow or expand; to improve or refine through a process of progress and refinement, often to achieve greater sophistication or complexity; to elaborate or add detail to something that is in the process of being created
codex	n: a manuscript book, especially one written in the medieval period, before the invention of printing
generation	n: all the people born and living at about the same time, regarded collectively; the production of heat or electricity
instrument	n: an object used to make musical sounds, such as a piano, guitar, or drum; a tool or device used for a specific activity, particularly in specialist or scientific work
seismology	n: the scientific study of earthquakes and the behavior of seismic waves that occur within the Earth’s crust, as well as the structure and dynamics of the Earth’s interior
alpha	n: the first letter in the Greek alphabet; in social and group dynamics, the highest or most dominant member of a group or social hierarchy
infrasonic	adj: relating to sound waves below the range of human hearing, typically below 20 Hz
domain	n: a specific sphere of influence or control; a specific field of knowledge or expertise
tectonic	adj: relating to the structure of the Earth’s crust and the large-scale processes that occur as a result of movements within it
volcanic	adj: relating to or produced by or consisting of volcano
radioactive	adj: emitting powerful and dangerous energy when the nuclei (= central parts) of atoms are broken up
nucleus	n: the central and most important part of something; (biology) a part of the cell containing DNA and RNA and responsible for growth and reproduction; (physics) the very dense central region of an atom
straightforward	adj: easy to do or understand, or simple; free from ambiguity
geothermal	adj: relating to or produced by the internal heat of the earth; often used to refer to energy produced by tapping into the natural heat of the earth
decay	n: the process or state of rotting or decomposition by natural causes such as the action of bacteria and fungi; (verb) to rot or decompose through natural causes
uranium	n: a chemical element with the symbol U, atomic number 92, that is a dense, silvery-white metal that is radioactive and is used as a fuel for nuclear power plants
thorium	n: a radioactive chemical element with the symbol Th and atomic number 90 that is silvery-white in color and is used as fuel in some nuclear reactors
potassium	n: a chemical element with the symbol K, atomic number 19, that is essential for the functioning of living organisms
parsec	n: a unit of measurement of astronomical distance equivalent to 3.26 light-years (= about 5.88 trillion miles or 9.46 trillion kilometers)
tune	n: a musical composition or set of musical notes that are played or sung; (verb) to adjust or set something to a specific condition or standard
promising	adj: having the potential to be successful, helpful, or beneficial; showing signs of future success or achievement
biomarker	n: a characteristic that is objectively measured and evaluated as an indicator of normal biological processes, pathogenic processes, or pharmacologic responses to a therapeutic intervention
slope	n: a surface with one end or side that is higher than the other
detection	n: the act of discovering or identifying the presence of something
vegetate	v: to lead a dull, inactive, or unproductive life; to exist in a passive or inactive state; to grow or develop without much energy, activity, or progress
vegetation	n: plants in general, particularly those indigenous to a particular region or spot
methane	n: a chemical compound with the chemical formula CH4 with no smell or color, often used as a fuel
carbon	n: a chemical element that can be found in pure form as diamond or graphite, and it is also an essential part of coal and oil and is found in all plants and animals
oxide	n: a chemical compound that contains at least one oxygen atom and one other element
ozone	n: a poisonous gas with the chemical formula O3, which has a strong smell
miracle	n: an act or occurrence that is not explicable by natural or scientific laws and is therefore believed to be caused by God
refer	v: to direct someone’s attention, thoughts, or questions to another source or person; to mention, cite, or allude to something as evidence or support
frank	adj: honest and sincere; open and candid in expression
civilization	n: a complex and highly organized society that has developed over time and has a dominant culture, including features such as language, religion, government, technology, and social customs
presence	n: the fact or state that someone or something exists, occurs, or is present
technetium	n: a radioactive metallic element with the atomic number 43 and the symbol Tc that has no stable isotopes and is used in medical imaging procedures and as a tracer in various scientific studies
suddenly	adv: quickly and unexpectedly
candidate	n: a person who is seeking or being considered for some kind of position, title, honor, or award; a job applicant
confirm	v: to support or establish the truth or certainty of something previously believed or suspected to be the case
nitrogen	n: a chemical element with the symbol N and atomic number 7, which is a highly reactive element that forms part of many compounds, including amino acids and proteins
distance	n: the amount of space between two points, measured in units such as miles, meters, or kilometers; the extent, scope, or range between two things, such as distance or emotional distance