Supernumerary1. (a.) Exceeding the number stated or prescribed; as, a supernumerary officer in a regiment.
2. (a.) Exceeding a necessary, usual, or required number or quality; superfluous; as, supernumerary addresses; supernumerary expense.
3. (n.) A person or thing beyond the number stated.
4. (n.) A person or thing beyond what is necessary or usual; especially, a person employed not for regular service, but only to fill the place of another in case of need; specifically, in theaters, a person who is not a regular actor, but is employed to appear in a stage spectacle.
Thesaurus Entries
a party to, abettor, accessary, accession, accessories, accident, accidental, accompaniment, accompanying, accomplice, accomplice in crime, accretion, addenda, addendum, additament, addition, additional, additive, additory, additum, adjunct, adjuvant, adscititious, adventitious, aide, ancillary, annex, annexation, another, appanage, appanages, appendage, appendages, appendant, appendix, appointments, appurtenance, appurtenances, appurtenant, ascititious, assistant, assisting, associated, attachment, attendant, attending, augment, augmentation, auxiliary, belongings, casual, choses, choses in action, choses in possession, choses local, choses transitory, circumstantial, coconspirator, coda, cohort, coincident, collaborator, collateral, colleague, combined, complement, component, concomitant, concurrent, confederate, conjoint, conspirator, contingency, contingent, continuation, contributory, copartner, corollary, correlative, cotenant, coupled, defendant, doodad, engaged, extension, extra, extrapolation, farther, fellow, fellow conspirator, fixture, fortuitous, fostering, fresh, frill, further, happenstance, helper, helping, implicated, incidental, increase, increment, inessential, instrumental, involved, joined, joint, litigant, litigationist, litigator, material things, mere chance, ministerial, ministering, ministrant, more, movables, mutual, new, nonessential, not-self, nurtural, nutricial, offshoot, other, paired, panel, parallel, paraphernalia, partaker, partaking, participant, participating, participative, participator, participatory, parties litigant, partner, party, pendant, perquisites, personal effects, plaintiff, plus, reinforcement, secondary, serving, shareholder, sharer, sharing, side effect, side issue, simultaneous, socius criminis, spare, subordinate, subservient, subsidiary, suitor, superadded, superaddition, superfluous, supernumerary, supervenient, supplement, supplemental, supplementary, surplus, tailpiece, things, trappings, tributary, twin, ulterior, undergirding, unessential, witness