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All Words (132 Words)

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Advanced Words (50 Words)

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Word List

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Word	Meaning	Advanced
dinosaur	n: a large extinct reptile, often with an armored back, long neck, tail, and bony plates on the skin
extinct	adj: no longer in existence
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
evolutionary	adj: relating to or denoting how living things develop or change from earlier forms
biology	n: the scientific study of life and the natural processes of living things
dominance	n: the state or quality of being the most powerful or influential person or group
amazing	adj: extremely surprising, especially in a way that you like or admire
ridiculous	adj: very silly or unreasonable and deserving to be laughed at
spike	n: a narrow, thin, pointed piece of metal, wood, etc.; a sudden large increase in the magnitude or concentration of something
internal	adj: of or relating to the inside of something
anatomy	n: the scientific study that deals with the physical structure of humans, animals, or plants
colleague	n: one of a group of a coworker, especially in a profession or a business
lung	n: either of the two organs in the chest that people and some animals use for breathing
paleontology	n: the study of fossils and the history of life on Earth
comparative	adj: relating to the comparison of different things or groups; denoting a degree of difference or comparison between two or more things; characterized by comparison or contrast
planet	n: any of the nine large celestial bodies that circle in the solar system; any celestial body that revolves around a star
environment	n: the natural world such as air, water, and land in which humans, animals, and plants live
harsh	adj: severe and unkind; extremely tough and unpleasant to inhabit
landscape	n: an expanse of scenery that can be seen in a single view; a large area of land, especially in the country and relating to its appearance
fern	n: a non-flowering plant with long, feathery fronds that reproduce by spores rather than seeds
lizard	n: a reptile that has a relatively long body, two pairs of legs, and a tapering tail
mammal	n: any animal of which the female gives birth to live young, not eggs, and feeds her young on milk from her own body
insect	n: any small creature that has six legs and a body divided into three sections
carnivorous	adj: feeding on the flesh of other animals
herbivorous	adj: describing animals that primarily eat plants; feeding primarily on vegetables
reptile	n: a cold-blooded animal that has dry, scaly skin and lays eggs on land, such as snakes, lizards, and turtles
compete	v: to strive to achieve more success than someone or something
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
estimate	v: to guess or calculate the cost, size, value, etc. of something
crucial	adj: extremely vital or necessary
survive	v: to live or exist despite a dangerous event or period
thrive	v: to grow vigorously; to make steady progress
diversify	v: to make something include more different types or things; to spread out activities or investments
fossilized	adj: transformed into a fossil (= something preserved in rock for a very long period) or preserved in the form of a fossil; antiquated or inflexible
skeleton	n: the structure of bones in a human or animal body, or a framework of bones or other material that supports a plant
extant	adj: still in existence; surviving or currently present
phylogenetics	n: the study of the evolutionary relationships and history of organisms based on comparisons of their genetic sequences and other biological characteristics
bracket	n: projecting support or fixture used to attach or bear weight; a small shelf or ledge; a punctuation mark ( [ ] ) used to enclose words, numbers, or symbols
fancy	v: to want to do or have something; (noun) something that many people believe but that is false, or that does not exist; imagination or fantasy
specifically	adv: only associated with or meant for one thing
descendant	n: children or offspring of a specific person, plant, or animal
crocodile	n: a large, carnivorous reptile with powerful jaws and a long, scaly body; native to tropical regions and often found in rivers and freshwater habitats
relative	adj: considered and evaluated through comparison with something else
cousin	n: the child of your aunt or uncle
anatomical	adj: of or relating to the structure of the body and its parts
fossil	n: any preserved remains, impression, or trace of any once-living thing that has become hard and turned into rock
reconstruct	v: to build or form something again that has been damaged or destroyed
specific	adj: clearly defined or particular to a certain thing or situation; distinct, explicit, and precise
instance	n: a particular example or single occurrence of something
resemble	v: to look like or be similar to someone or something
modern	adj: of or belonging to the present time or recent times
blueprint	n: a photographic print of an early plan for a building or machine
mammalian	adj: of or relating to mammals, a class of warm-blooded vertebrate animals that typically nurse their young and have hair or fur on their skin; characterized by mammalian qualities, such as nurturing and protective behavior
reintroduce	v: to bring back something that has been previously abolished or discontinued
launch	v: to send or propel something into the air or space using a device such as a rocket, missile, or spacecraft; to make something available or on sale for the first time
cavity	n: an empty space or hollowness within a solid object, especially within the body, such as a tooth or bone; a hole or depression in a surface or the ground
visualize	v: to form a mental image or concept of something; to make something visible
ribcage	n: the bony structure in the chest that protects the heart and lungs, composed of twelve pairs of curved bones called ribs that are joined to the spine in the back and the breastbone (sternum) in the front
spinal	adj: of or relating to the spine (= the long bone in the body’s back)
vertebra	n: a bone in the spine, or the spinal column forming the supporting structure of the spine and protecting the spinal cord
column	n: one of the vertical blocks that split content on a page or screen from top to bottom; an upright pillar that often supports an arch, entablature, or other structure or stands alone as a monument
horizontal	adj: parallel to the ground or in a baseline; being at the same level as all members of a group
imaginary	adj: existing only in someone’s mind
thorax	n: the part of an insect’s body that bears the wings and legs, located between the head and the abdomen
ceiling	n: a room’s top interior surface
rib	n: each of a series of curved bones that are connected to the spine and surround the chest; (adjective) subject to laughter or ridicule
interface	n: (computer science) a program that controls a display for the user and that allows the user to interact with the system; (chemistry) a surface forming a common boundary between two things
giant	adj: enormous; much bigger or more important than similar items usually are
inflate	v: to fill something with air or gas so that it becomes bigger and rounder
expand	v: to increase or to make something greater in size, number, or importance
inhale	v: to breathe in air or a different substance, such as smoke
contract	n: a legally binding agreement between two or more parties, setting out their rights and obligations to each other, typically in writing and enforceable by law
exhale	v: to breathe out air or vapor from the lungs or mouth; to release or emit something slowly or gently
branch	n: a division of a tree or woody shrub that grows out from the trunk or a main stem; a division of some larger or more complex organization
tube	n: a cylindrical container of metal, plastic, glass, etc., usually sealed and used as a means of preserving food or chemicals; a hollow cylindrical shape
bronchus	n: (in the plural, “bronchi”) either of the two main branches of the trachea that lead to the lungs and distribute air to the bronchioles and alveoli
ultimate	adj: furthest or highest in degree or order
alveolus	n: (in the plural, “alveoli”) a small, hollow cavity, pit, or socket; the small sacs in the lungs, where gas exchange with the blood occurs
membrane	n: a soft, thin layer that forms animal or vegetable tissue
bloodstream	n: the blood flowing through the body
diffusion	n: a spreading motion in multiple directions
critic	n: someone who expresses opinions about the quality of books, music, etc.
respiratory	adj: relating to the organs and processes involved in breathing, such as the lungs and the act of inhaling and exhaling air
process	n: 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
barrier	n: a fence or other obstruction that makes it hard to move or get in; any condition that makes it difficult to make progress or to achieve an objective
crazy	adj: stupid or not sensible; very angry
immobilize	v: to render someone or something unable to move or function normally; to restrain, inhibit, or stop
dense	adj: containing a large number of people or something with little space between them
sponge	n: a soft material with many microscopic pores that can absorb a large amount of liquid and is used for washing and cleaning
inflexible	adj: not able to be changed or adapted; rigid or unyielding
directional	adj: relating to or indicating orientation; having a certain course; related to the management or control of an organization in a particular direction
ventilate	v: to supply fresh air to a room, building, etc.; to remove stale air from it
flexible	adj: able to change or be changed to suit new conditions or situations; able to bend easily
structure	n: the way of construction of something and the arrangement of its parts, or a complex thing constructed of many parts
sac	n: a bag or pouch, typically made of fabric or leather, used to hold something valuable or important; a structure resembling a bag in an animal or plant
setup	n: the arrangement or organization of something, often with a specific purpose or intention; a scheme or plan that is intended to deceive or trick someone
extension	n: a thing that is added to something to make it longer, larger, or wider; an educational opportunity provided by colleges and universities to people who are not enrolled as regular students; an additional telephone set that is connected to the same telephone line
invade	v: to enter aggressively into another’s territory by military force for conquest and occupation
skeletal	adj: of, relating to, or forming a skeleton (= frame of bones); very thin or emaciated
tissue	n: an ensemble of similar cells of the animal or plant that together carry out a specific function
pneumatic	adj: relating to or using air or gas under pressure, particularly in machinery or devices; operated by compressed air or gas
clue	n: an object, a piece of evidence, or some information that helps someone to find the answer to a problem, question, or mystery
hunt	v: to go after and try to catch wild animals to kill them for food, sport, or profit
trait	n: a particular feature of your nature
indicate	v: to show, point out, or make known something, often through a sign or a symbol; to suggest or imply something without stating it directly
anchor	n: a device, typically made of metal, that is used to moor a ship or boat in a particular place, typically by being dropped to the seabed; a central cohesive source of support and stability
facilitate	v: to make something easier or more likely to happen
evolution	n: a gradual process of transformation of living things
diffuse	adj: spread out widely; not concentrated in one place
immobility	n: the state of being unable to move; the quality of being unable to be moved or changed easily
permit	v: to allow for something to happen or be done; (noun) the act of giving a formal, usually written, authorization
rupture	n: a break or tear in something, especially a bodily tissue or a physical object
enhance	v: to increase or improve the quality, amount, or strength of someone or something
respiration	n: the process of inhaling and exhaling air to exchange oxygen and carbon dioxide with the environment; the total of the physiological processes by which living organisms metabolize oxygen and release carbon dioxide
equip	v: to provide a person or a place with the things that are needed for a particular purpose or activity
sauropod	n: a large, long-necked dinosaur that was dominant during the Jurassic and Cretaceous periods, characterized by its massive sizes and quadrupedal stances, such as Brachiosaurus, Apatosaurus, and Diplodocus
theropod	n: a type of carnivorous dinosaur that existed during the Mesozoic Era and is characterized by having three-toed limbs, a stiff tail, and sharp teeth, such as the Tyrannosaurus and Velociraptor
predatory	adj: living by eating other animals, especially by catching prey that is still alive
hollow	adj: having a hole, empty space inside, or indentation on the surface
rigid	adj: extremely strict and difficult to change or adapt; incapable of or resistant to bending
framework	n: the structural components of a building or object that support its weight and give it form; the underlying structure of a system, concept, or text
delicate	adj: very fine, subtle, and pleasing; easily broken or damaged or destroyed
straitjacket	n: a garment or device designed to restrain a person’s arms and body, typically used in psychiatric or medical settings to prevent a patient from harming themselves or others
evolve	v: to develop gradually, or to cause the development of something or someone gradually
hypoxic	adj: relating to or characterized by a deficiency of oxygen, particularly in the body’s tissues or organs
atmosphere	n: the mass of air that surrounds the Earth; the pervading tone or mood of a place, situation, or creative work
adaptive	adj: capable of adjusting to new situations or changing conditions
advantage	n: a condition or circumstance that puts one in a favorable or superior position; a beneficial feature or asset that someone or something has
adapt	v: to make fit for or change to suit a new purpose or environment
launch-pad	n: a platform or structure designed to support and launch a rocket or other spacecraft into space
hypothesis	n: a proposed idea or explanation that is based on a few known facts but has not yet been proven to be true or accurate
diversification	n: the act of expanding a business or portfolio by adding new products, services, or investments to reduce risk and increase profitability