WordReference Random House Learner's Dictionary of American English © 2017
lab•o•ra•to•ry /ˈlæbrəˌtɔri, ˈlæbərə-/USA pronunciation
n.[countable], pl. -ries. WordReference Random House Unabridged Dictionary of American English © 2017
- Chemistrya place with equipment to conduct scientific experiments or tests, or in which to manufacture chemicals, medicines, or the like.
- a building or room in a school or university with equipment for certain subjects:a language learning laboratory.
(lab′rə tôr′ē, -tōr′ē, lab′ər ə-;[Brit.]lə bor′ə tə rē, -ə trē),USA pronunciation n., pl. -ries, adj. n.
- a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
- any place, situation, set of conditions, or the like, conducive to experimentation, investigation, observation, etc.;
anything suggestive of a scientific laboratory.
- serving a function in a laboratory.
- relating to techniques of work in a laboratory:laboratory methods; laboratory research.
- Medieval Latin labōrātōrium workshop, equivalent. to Latin labōrā(re) to labor + -tōrium -tory2
Collins Concise English Dictionary © HarperCollins Publishers::
laboratory /ləˈbɒrətərɪ -trɪ; US: ˈlæbrəˌtɔːrɪ/ n ( pl -ries)
Often shortened to: lab Etymology: 17th Century: from Medieval Latin labōrātōrium workshop, from Latin labōrāre to labour
- a building or room equipped for conducting scientific research or for teaching practical science
- (as modifier): laboratory equipment
- a place where chemicals or medicines are manufactured
'laboratory' also found in these entries: