Science & Nature Vocabulary
Vocabulary words related to science & nature that appear on standardized tests including GRE, SAT, TOEFL, and IELTS.
296 words · Page 2 of 5
The layer of skin at the base of a fingernail or toenail, or the outer protective layer of a plant o...
To destroy or kill a large portion of a population; originally meant to kill one in every ten.
A statement of the exact meaning of a word or term; the degree of clarity in form or detail.
To reduce the amount or number of something significantly, often by using it up.
A person or thing that spoils, plunders, or lays waste to something.
Capable of being detected or noticed.
The act of discovering or identifying the presence of something, often something hidden or not obvio...
A prehistoric reptile, often very large; informally, something outdated or obsolete.
A compound containing two oxygen atoms bonded to another element, such as carbon dioxide.
To make something inoperative or to prevent someone from performing a function, often due to injury ...
A chemical liquid used to destroy bacteria and viruses on surfaces or objects.
The act of cutting apart or analyzing something in detail, often used in biology or textual analysis...
Not similar; differing in nature, quality, or form.
To remove clothing or property from someone; to sell off assets or disengage from involvement, espec...
A highly intelligent marine mammal known for its playfulness and acrobatics. Belongs to the cetacean...
A small flying insect with a long body and colorful wings, often found near water.
A mineral deposit formed by dripping water, such as stalactites or stalagmites in caves.
To die from lack of oxygen due to submersion in water; to overwhelm or suppress.
Relating to the science of the relationships between organisms and their environment.
The branch of biology that deals with the relations of organisms to one another and to their physica...
A biological community of interacting organisms and their physical environment.
A mammal belonging to a group that lacks teeth or has reduced teeth, such as sloths or armadillos.
Having received formal instruction or training; knowledgeable.
The ability to produce a desired or intended result; effectiveness.
A subatomic particle with a negative electric charge, found in all atoms.
A fundamental or essential part of something; in chemistry, a substance made of only one type of ato...
Relating to the branch of biology that studies the development of embryos.
Based on observation or experience rather than theory or pure logic.
To put someone or something at risk of harm or loss.
The scientific study of insects.
A protein that acts as a biological catalyst to speed up chemical reactions in living organisms.
To break free from confinement or avoid danger, harm, or difficulty.
The gradual development or change in species over time; a process of growth or transformation.
To clear someone from blame or guilt, especially after an investigation.
Advanced knowledge or skill in a specific field.
To investigate or travel through an unfamiliar area to learn about it.
No longer in existence, especially of a species that has died out.
The state or process of a species, family, or larger group ceasing to exist.
The animals of a particular region, habitat, or geological period.
A chemical change in organic substances caused by living organisms such as bacteria or yeast; also, ...
The natural process of breaking down sugars by bacteria or yeast to produce alcohol, acids, or gases...
A small, weasel-like mammal with a long body, often kept as a pet or used historically for hunting r...
A slender, whip-like structure used for movement by certain bacteria and protozoa.
A small, wingless insect that feeds on the blood of mammals and birds and can jump long distances.
The plants of a particular region, habitat, or geological period.
The most prominent, important, or leading in position or significance.
Relating to the application of scientific methods and techniques to legal investigations.
The preserved remains or traces of ancient organisms found in rock.
A type of organism that includes molds, yeasts, and mushrooms; lacks chlorophyll and feeds on organi...
Existing in a state of gas rather than solid or liquid; characterized by lightness or insubstantiali...
A naturally occurring mineral crystal that is cut and polished for use in jewelry.
Relating to genes or heredity; passed down from parents to offspring.
In terms of genes or heredity; by means of genetic characteristics.
The scientific study of genes, heredity, and variation in living organisms.
Exceptional intellectual or creative ability; a highly intelligent person.
The scientific study of the Earth's structure, origin, and history.
A cell or organ in the body that produces and releases substances like hormones or sweat.
A small flying insect that resembles a tiny mosquito.
A hoofed mammal often kept for its milk, meat, or wool.
A soft, black form of carbon used in pencils and as a lubricant.