Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) gram molecule, mole, mol (the molecular weight of a substance expressed in grams; the basic unit of amount of substance adopted under the Systeme International d'Unites)
S: (n) spy, undercover agent ((military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors)