- lab, laboratory, research lab, research laboratory, science lab, science laboratory - a workplace for the conduct of scientific research
--1 is a kind of workplace, work
--1 has parts: lab bench, laboratory bench
--1 has particulars:biology lab, biology laboratory, bio lab; chemistry lab, chemistry laboratory, chem lab; defense laboratory; physics lab, physics laboratory - testing ground, laboratory - a region resembling a laboratory inasmuch as it offers opportunities for observation and practice and experimentation; "the new nation is a testing ground for socioeconomic theories"; "Pakistan is a laboratory for studying the use of American troops to combat terrorism"
--2 is a kind of region