Adjective supernumerary has 1 sense
- excess, extra, redundant, spare, supererogatory, superfluous, supernumerary, surplus - more than is needed, desired, or required; "trying to lose excess weight"; "found some extra change lying on the dresser"; "yet another book on heraldry might be thought redundant"; "skills made redundant by technological advance"; "sleeping in the spare room"; "supernumerary ornamentation"; "it was supererogatory of her to gloat"; "delete superfluous (or unnecessary) words"; "extra ribs as well as other supernumerary internal parts"; "surplus cheese distributed to the needy"
Antonym: necessary (indirect, via unnecessary)
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Noun supernumerary has 1 sense
- supernumerary, spear carrier, extra - a minor actor in crowd scenes
--1 is a kind of actor, histrion, player, thespian, role player
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