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test1 US English

A procedure intended to establish the quality, performance, or reliability of something, especially before it is taken into widespread use

test2 US English

The shell or integument of some invertebrates and protozoans, especially the chalky shell of a foraminiferan or the tough outer layer of a tunicate

test US Thesaurus

a series of scientific tests

test. US English


Test. US English


acid test US English

A conclusive test of the success or value of something

Ames test US English

A test to determine the mutagenic activity of chemicals by observing whether they cause mutations in sample bacteria

beta test US English

A trial of machinery, software, or other products, in the final stages of its development, carried out by a party unconnected with its development

drop test US English

A test of the strength of an object, in which it is dropped under standard conditions or a set weight is dropped on it from a given height

drug test US English

A test performed on blood or urine to determine the presence or absence of proscribed drugs and used especially to detect athletes using performance-enhancing drugs such as steroids

high-test US English

(Of gasoline) high-octane

Izod test US English

A material strength test in which a notched specimen is broken by a blow from a pendulum, the energy absorbed being determined from the decrease in the swing of the pendulum

Pap test US English

A test to detect cancer of the cervix or uterus, using a specimen of cellular material from the neck of the uterus spread on a microscope slide (Pap smear)

road test US English

A test of the performance of a vehicle or engine on the road

skin test US English

A test for an immune reaction performed by applying a substance topically or injecting it into the skin

Test Act US English

(In the UK) an act in force between 1673 and 1828 that made an oath of allegiance to the Church of England and the supremacy of the monarch as its head and repudiation of the doctrine of transubstantiation a condition of eligibility for public office

test bed US English

A piece of equipment used for testing new machinery, especially aircraft engines

test card US English

A still television picture transmitted outside normal programme hours and designed for use in judging the quality and position of the image

test case US English

A case that sets a precedent for other cases involving the same question of law

test meal US English

A portion of food of specified quantity and composition, eaten to stimulate digestive secretions which can then be analyzed

test pit US English

A small preliminary excavation made to gain an idea of the contents or stratigraphy of an archaeological site

test rig US English

An apparatus used for assessing the performance of a piece of mechanical or electrical equipment

test tube US English

A thin glass tube closed at one end, used to hold small amounts of material for laboratory testing or experiments

alpha test US English

A trial of machinery, software, or other products carried out by a developer before a product is made available for beta testing

bench test US English

A test carried out on a machine, a component, or software before it is released for use, to ensure that it works properly

blood test US English

A scientific examination of a sample of blood, typically for the diagnosis of illness or for the detection and measurement of drugs or other substances

breath test US English

A test in which a driver is made to blow into a breathalyzer to check the amount of alcohol that has been drunk

cloze test US English

A test in which one is asked to supply words that have been removed from a passage in order to measure one’s ability to comprehend text

crash-test US English

Deliberately crash (a new vehicle) under controlled conditions in order to evaluate and improve its ability to withstand impact

Draize test US English

A pharmacological test in which a substance is introduced into the eye or applied to the skin of a laboratory animal in order to ascertain the likely effect of that substance on the corresponding human tissue

field test US English

A test carried out in the environment in which a product or device is to be used

flight test US English

A flight of an aircraft, rocket, or equipment to see how well it functions

litmus test US English

A test for acidity or alkalinity using litmus

means test US English

An official investigation into someone’s financial circumstances to determine whether they are eligible for a welfare payment or other public funds

patch test US English

A test to discover whether a person is allergic to any of several substances that are applied to the skin in light scratches or under a patch

Schick test US English

A test for previously acquired immunity to diphtheria, using an intradermal injection of diphtheria toxin

screen test US English

A filmed test to ascertain whether an actor is suitable for a movie role

smear test US English

A test to detect signs of cervical cancer

stress test US English

A test of cardiovascular fitness made by monitoring the heart rate during a period of increasingly strenuous exercise

test drive US English

An act of driving a motor vehicle that one is considering buying in order to determine its quality

test flight US English

A flight during which the performance of an aircraft or its equipment is tested

Test match US English

An international cricket or rugby match

test paper US English

A paper impregnated with an indicator that changes color under known conditions, used especially to test for acidity

test piece US English

A piece of music set to be performed by contestants in a competition

test pilot US English

A pilot who flies an aircraft to test its performance

test strip US English

A strip of material used in testing, especially (in photography) a strip of sensitized material, sections of which are exposed for varying lengths of time to assess its response

Turing test US English

A test for intelligence in a computer, requiring that a human being should be unable to distinguish the machine from another human being by using the replies to questions put to both

aptitude test US English

A test designed to determine a person’s ability in a particular skill or field of knowledge

driver's test US English

An official test of competence which must be passed in order to get a driver’s license

Guthrie test US English

A routine blood test carried out on babies a few days after birth to detect the condition phenylketonuria

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