Important (Read me first!)

This post is a commentary and does not contain any copyrighted material of the reference source.

We strongly recommend accessing/buying the reference source at the same time.

Reference Source

You can understand each word more deeply by utilizing the following YouTube Posts and PDF files.
Also, see how to use Englist.me?

All Words (141 Words)

You can learn all the words from basic to advanced levels in the order they appear in the contents.
If you want learn all words quickly, you can use Quick Look Video.

Quick Look


YouTube Post

Vocabulary Builder

Advanced Words (23 Words)

If you are confident in your vocabulary, you may prefer to study with content that covers only advanced-level words.

YouTube Post

Vocabulary Builder

Word List

You can quickly review the words in this content from the list below.

communaladj: belonging to or used by a group rather than individuals; for common use
functionn: the purpose or use of an object, system, or process; a particular activity or operation that is designed to serve a specific purpose; a mathematical concept that describes a relationship between two sets of values, called the input and output sets; (verb) to operate or work in a specific way, or to perform a particular task or purpose
distributev: to give something to a large number of individuals, or to spread or furnish something
processn: a series of actions or operations performed to achieve a particular outcome or goal; a systematic procedure or approach used to accomplish a specific task or objective; a method of treating milk to make it suitable for consumption or use in other dairy products
basisn: the most important facts, ideas, or events from which something is developed; the way how things are organized or arranged
electrifyv: to make a machine or system work by using electricity; to make someone extremely enthusiastic about or interested in something
chemicaladj: relating to or connected with chemistry;
fertilizern: a natural or chemical substance added to soil to make plants grow more successfully
machineryn: a group of large machines or the components of a machine that make it work; social institution functions or structure for doing something
transportn: a system for moving people or products from one location to another using automobiles, roads, and so on
lunaradj: of or pertaining to the moon
constraintn: a limit or restriction on something, such as an action, behavior, or thought
coaln: a combustible black or brownish-black sedimentary rock that is found below the ground and burnt to produce heat
petroleumn: a flammable liquid consisting of a complex mixture of hydrocarbons that occurs naturally in certain rock formations and can also be refined to produce fuels such as gasoline, diesel, and jet fuel
atmospheren: the mass of air that surrounds the Earth; the pervading tone or mood of a place, situation, or creative work
orbitn: the path of an object around a celestial body, especially a planet, star, or moon, under the influence of gravity; (of medicine) the bony cavity in the skull that houses the eyeball and its associated structures, like muscles, nerves, and blood vessels
paneln: a square or rectangular and flat piece of something that forms a distinct section or component of something; a small group of specialists who discuss particular topics or give their advice or opinion about something
batteryn: a device that is placed inside a car, gadget, equipment, etc. and that provides electrical power to them
practicaladj: of or connected with actual use or real situation rather than with theory and ideas
nuclearadj: of or relating to or constituting the nucleus of an atom; deriving destructive energy from the release of atomic energy
advantagen: a condition or circumstance that puts one in a favorable or superior position; a beneficial feature or asset that someone or something has
disadvantagen: a drawback or a negative aspect of something; (verb) to put someone or something in an unfavorable position
normallyadv: usually; under normal conditions
normn: something that is regarded as usual, typical, or standard
degreen: a unit of measurement for angles, temperature, or level of proficiency or achievement; a rank or level of academic or professional attainment
water-coolern: a shared location in an office or workplace where people gather to take a break, socialize, and chat informally
reactv: to take action in response to something
atmosphericadj: about or located in the earth’s atmosphere
vesseln: a ship or large boat
steeln: a strong metal alloy made up of iron with typically a few tenths of a percent of carbon used for making things that need a strong structure
centimetern: a unit of measurement of length in the metric system, equivalent to one-hundredth of a meter
accidentn: an unfortunate event, especially one causing damage or injury
liquidn: a substance, such as water or oil that flows freely and is neither a solid nor a gas
suddenlyadv: quickly and unexpectedly
depressv: to make someone feel sad, low in spirits, or without hope; to make markets, businesses, etc., less active
flashn: a sudden intense burst of radiant energy; a momentary brightness
concreteadj: existing in a physical or material form rather than an abstract one; based on facts rather than ideas or guesses; made of or covered with cement
volumen: the amount of space occupied by an object or substance; the magnitude of sound
relativeadj: considered and evaluated through comparison with something else
emergencyn: a sudden unforeseen crisis usually involving danger that requires immediate action
fueln: a substance that is typically burned to generate heat or energy
overheatv: to become too hot, or to cause something to become too hot
meltv: to turn from something solid into something soft or liquid as a result of heating
uraniumn: 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
oxiden: a chemical compound that contains at least one oxygen atom and one other element
ceramicsn: objects made from materials such as clay that are hardened by heat, often to create functional or decorative items
waren: goods or merchandise that are offered for sale, typically referring to items that are produced in large quantities, such as kitchenware, software, and hardware
brickn: a rectangular block of baked clay used as a building material
fireplacen: a structure made of brick, stone, or metal designed to contain a fire and provide heat, often found in the center of a room or against a wall
stableadj: firm and steady; not easily moved, disturbed, or changed
transferv: to move, pass, or change from one person, place, or situation to another
releasev: to set free or allow to escape from confinement
radioactiveadj: emitting powerful and dangerous energy when the nuclei (= central parts) of atoms are broken up
fissionn: the splitting of an atomic nucleus into two or smaller nuclei, releasing a large amount of energy; the process of breaking something into smaller parts or pieces
solidadj: hard or firm; characterized by good substantial quality
complicatedadj: involving a lot of different things or parts in a way that is difficult to understand or analyze
extractn: a short passage taken from a book, piece of music, etc.; a substance obtained from something through a specific process; (verb) to obtain from something or to remove something by effort or force
additionn: the act or process of adding something to something else; the process of adding numbers
condensev: to reduce the volume or size of something, often by removing water or other liquid; to make something shorter, more concise, or more concentrated
electricaladj: relating to electricity
fortunen: a large amount of money or property; chance or luck as an unknown and arbitrary force affecting human affairs
surprisinglyadv: in a way that causes amazement or wonder
fluidn: a substance that can flow and is not solid
statisticsn: the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data
neatadj: clean or tidy, with everything in its place
mixturen: a combination of different elements, substances, or entities, usually in non-uniform proportions, resulting in a homogeneous or heterogeneous blend of physical or chemical properties
fluorinen: a chemical element with the symbol F and atomic number 9 that is the most reactive of all known elements and exists in nature only in combination with other elements, typically in the form of fluoride compounds
specificallyadv: only associated with or meant for one thing
lithiumn: a soft, silvery-white metal that is highly reactive and used in batteries, alloy production, and medications for bipolar disorder
berylliumn: a light, strong, brittle metallic element with the symbol Be and atomic number 4, used in nuclear reactors, aerospace, and other high-tech applications
thoriumn: 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
remarkableadj: worthy of attention because unusual or special
magicn: beliefs and actions employed to influence supernatural beings and forces; any art or performance that invokes supernatural powers
densityn: the quality of compactness of a substance
temperaturen: the degree of hotness or coldness of a thing or place
drainv: to empty or dry something by removing the liquid from it
configurev: to set up or arrange something in a particular way or for a specific purpose
maximumadj: the largest or greatest amount or value attainable or attained
circulatev: to move continuously or freely around a place or closed system
meltdownn: a severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping; a situation in which something fails or weakens suddenly or dramatically
interventionn: the action or process of being done to improve or help a circumstance, often they have not been asked to do so
configurationn: the arrangement or pattern of something or a group of related things
excitev: to make someone feel suddenly enthusiastic or eager
naturallyadv: as might be expected; by natural manners
crustn: a hard outer layer that forms on the surface of a liquid as it cools or on a solid as a result of exposure to air or moisture
denseadj: containing a large number of people or something with little space between them
lifetimen: the duration of someone’s life or something’s existence;
palmn: the inner surface of the hand from the wrist to the base of the fingers; any plant of the family Palmae having an unbranched trunk crowned by large pinnate or palmate leaves
locatev: to specify or determine the exact position of someone or something
electromagneticadj: of or relating to the magnetism produced by electric charge in motion
spacecraftn: a vehicle designed to travel through space, typically carrying astronauts or scientific instruments
recyclev: to sort and collect things to process them and produce valuable materials that can be used again
absoluteadj: perfect or complete or to the most considerable degree possible
requirementn: something that is needed or wanted
cropn: a plant that is cultivated in large amounts, particularly for food
sustainableadj: able to continue or be continued for a long time
colonyn: a country or an area that is governed by a more powerful country that is often far away
sustainv: to supply enough of what somebody or something needs to survive or exist; to accept as valid
independencen: freedom from another’s or others’ control or influence
techniquen: a particular way or art of doing something that needs skill
survivev: to live or exist despite a dangerous event or period
fossiln: any preserved remains, impression, or trace of any once-living thing that has become hard and turned into rock
unfortunatelyadv: by bad luck; unluckily
planetn: any of the nine large celestial bodies that circle in the solar system; any celestial body that revolves around a star
entanglev: to become twisted or knotted together, especially in a way that makes it difficult to separate them; to involve in something complicated or difficult to escape
conflictn: a strong disagreement, argument, or a violent clash between two opposing groups or individuals
unstableadj: lacking solidity, persistence, or firmness and therefore not strong, safe, or likely to continue; lacking control of one’s emotions
efficientlyadv: in a way that produces maximum output with minimum effort or expense
carbonn: 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
hydrogenn: the chemical element that is the lightest gas is colorless, odorless, tasteless, and combines with oxygen to form water
splitv: to divide, or to make something divide into two or more parts, especially along a particular line
combinev: to join or merge to form a single thing or group
harvestn: yields of plants in a single growing season; the period of the year when gathering occurs on a farm
methanoln: a poisonous chemical substance that is the simplest alcohol formed when methane reacts with oxygen
ammonian: a compound of nitrogen and hydrogen that forms a gas with a strong smell, used as cleaning substances, fertilizers, and explosives
dimethyln: a chemical compound containing two methyl groups (CH3-) bound to a single carbon atom, often used as a building block for larger organic molecules
etherealadj: delicate, light, and airy; extremely refined or subtle; heavenly or spiritual
replacementn: the act of replacing something with something else, especially that is newer or better; a person or thing that takes or can take the place of another
dieseln: a type of heavy oil used as fuel; a vehicle or engine that uses diesel fuel
neutraladj: not helping or assisting either side in a conflict, argument, etc.
gasolinen: a volatile flammable liquid obtained from petroleum, used mainly as a fuel in car engines, etc.
metricadj: using or relating to the meter as a unit of length; a system of related measures that facilitates the quantification of some particular characteristic
stockpilen: a large quantity or reserve of goods or materials that are accumulated and stored for future use, often used for emergency or contingency purposes; (verb) to accumulate or gather a large quantity of something, usually for future use or as a reserve
buryv: to place a dead body in the ground, grave, or tomb
shallowadj: not having much distance from the top to the bottom
trenchn: a long, deep ditch made in the ground, usually parallel to a plate boundary and marking a subduction zone; a long ditch built in the ground for carrying away water
substancen: the real physical material of which a thing or person consist; the most important or main part of some idea or experience; an illegal drug
aspectn: one part or feature of a situation, problem, subject, etc.
efficiencyn: the state or quality of doing something well with no waste of input such as time or money
turbinen: a machine that rotates to generate power from fluids such as water or gas
transmissionn: the act or process of sending something from one person or place to another; the process of broadcasting over the airwaves, as in radio or television
infrastructuren: the basic systems, services, or features that are necessary for an organization or country, such as transport and power supplies
compactadj: closely and firmly united or packed together, using very little space; smaller than is usual
facilityn: a building or place that provides a particular service or is used for a particular industry
efficientadj: performing at the highest level of productivity with the least wasted effort or resources; capable of achieving maximum output with minimum wasted effort, time, or materials
barreln: a large round container made of wood, metal, or plastic, with flat ends and, usually, curved sides; one of several units of volume
trillionn: the number 1,000,000,000,000; a million million
cubicadj: having the shape of a cube or being of three dimensions; measured in units that are the third power of a linear unit
invitev: to ask someone to come or join; to offer an opportunity or possibility for something to happen or take place
enthusiasticadj: having or showing great excitement, interest, or eagerness; energetic or passionate about something
advocaten: a person who supports or suggests an idea, development, or way of doing something