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labial palp
labialize
labiate
labile
labio-
labiodental
labionasal
labiovelar
labium
lablab
labor
labor burden
labor camp
Labor Day
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labor force participation rate
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laboratory

lab·o·ra·to·ry [ lábbrə tàwree ] (plural lab·o·ra·to·ries)


noun 
Definition:
 
1. place for scientific research: a place where research and testing is carried out

2. room for teaching science: a room or place with appropriate equipment for teaching science or doing scientific work

3. academic period for doing science: a period in school when students work in a laboratory

[Early 17th century. < medieval Latin laboratorium "place for work" < Latin laborare "to work" < labor "toil"]
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