noun, often attributive \ˈwȯr-yər, ˈwȯr-ē-ər, ˈwär-ē- also ˈwär-yər\
: a person who fights in battles and is known for having courage and skill
shortened form of laboratory, 1895.
: any place, situation, set of conditions, or the like, conducive to experimentation, investigation, observation, etc.; anything suggestive of a scientific laboratory.