Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) 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"