Did you know?

Click any word in a definition or example to find the entry for that word

Scientific research and relating to scientific research

anatomize

verb

to cut up the body of an animal or plant in order to examine it

animal rights

noun

a belief that animals should be treated well by people and not killed or used for scientific experiments

biopiracy

noun

the practice of using plant or animal genes for scientific research without having the legal right to do this

chromatography

noun

a method of finding out which different gases or liquids are included in a mixture by passing it through or over substances that absorb the different parts at different rates

control

noun

a group of people or things that is compared with the people or things being used in a scientific test in order to show whether the test has an effect or not

detect

verb

to prove that something is present using scientific methods

detection

noun

the process of detecting someone or something

dissect

verb

to cut the body of a dead person or animal into parts in order to examine them

double-blind

adjective

a double-blind test involves two groups of people, only one of which is really being tested. None of the people in the two groups and none of the scientists performing the test knows which people belong to each group.

empirical

adjective

based on real experience or scientific experiments rather than on theory

experiment

noun

a scientific test to find out what happens to someone or something in particular conditions

experiment

verb

to perform scientific tests in order to find out what happens to someone or something in particular conditions

experimental

adjective

relating to, based on, or used in scientific experiments

false positive

noun

the result of a medical, chemical, or biological test that shows something such as a particular substance exists but is incorrect

guinea pig

noun

someone who is used in an experiment

in vitro

adjective

done or produced in a laboratory

lab

noun

a laboratory

lab

noun

working in, used in, or done in a laboratory

laboratory

noun

a building or large room where people do scientific and medical experiments or research

laboratory

noun

working in, used in, or done in a laboratory

placebo

noun

a substance that is not a medicine, used as a standard of comparison in testing the effectiveness of a new medicine

profiling

noun

the process of collecting and examining information about someone or something in order to get an accurate idea of what they are like

protocol

noun

a set of rules for the correct way to provide a medical treatment or do a scientific experiment

proving ground

noun

a place for doing scientific tests, especially tests of military weapons and equipment

remote sensing

noun

the collection of information by watching or recording something from space or from an airplane

sample

noun

a small amount of a substance that is used for scientific or medical tests

section

noun

a thin piece cut from an animal or plant and examined

section

verb

to cut pieces from an animal or plant for scientific examination

specimen

noun

a small amount of blood, urine, or another liquid taken from your body so that it can be examined

subject

noun

a person or animal that is used in a medical or scientific test

vivisection

noun

the activity of performing operations on living animals for scientific experiments

X-ray

verb

to take a picture of the inside of something using X-rays

dissection

noun

empirically

adverb

experimentally

adverb

in vitro

adverb

vivisectionist

noun

false positive/negative

an incorrect result of a scientific test

in the field

in conditions that you find in the real world, not in a laboratory or classroom

dark pool

a method of financial trading in which share prices are hidden and not openly available to the public

BuzzWord Article

Word of the Day

dividend

a share of the profits of a company, paid once or twice a year to the people who own the...

Open Dictionary

subtweet

to post a tweet, usually a negative one, that mentions a person without using the @ sign, so that they will not see the message on their Twitter feed …

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog