A place where products or weapons are tested. / (medicine) A clinic or office where medical testing takes place.

plural of test site

(US, television) A test signal, typically broadcast at times when the transmitter is active but no program is being broadcast.

An official test to determine if someone has taken alcohol or drugs by testing a sample of their exhaled breath.

(obsolete, biochemistry) A test for the presence of bile pigments in urine in which a solution of iodine produces a bright green colouration

a piece of test equipment that determines whether a woman, or by extension, a female animal is pregnant

(chemistry, usually capitalized) A test to determine the flash point of a volatile oil. / (chemistry, usually capitalized) A test for the stability of smokeless powder and similar explosives.

A stress test in which a system is subjected to a significant load over a significant period of time, to discover how the system behaves under sustained use.

An initial trial of a device or system to test its basic function.

plural of test pattern