A screening test done on newborns, involving the collection of blood from a pinprick puncture in the heel.

plural of Guthrie test

A qualitative test for cottonseed oil, based on the fact that this oil imparts a maroon colour to an alcoholic solution of silver nitrate.

A method for testing human response, in which the testee is given little or no specific information about the object under test; used e.g. for testing medicines and food products.

A test of the bursting strength of corrugated board under pressure.

plural of Snellen test

A vision test using a Snellen chart.

(aviation) An aviator who flies new and modified aircraft in specific maneuvers.

A test to determine whether a non-human animal possesses the ability of self-recognition, carried out by introducing the animal to a mirror, painting a mark on the animal, and observing whether it touches the mark on its own body after seeing it in the mirror image.

plural of purity test