Dictionary entry

Suppletive

Webster's Dictionary 1913

{ Sup″ple‐tive (?), Sup″ple‐to‐ry (?), } a. [Cf. F. supplétif, LL. suppletivus, from L. supplere, suppletum, to fill up. See Supply.] Supplying deficiencies; supplementary; as, a suppletory oath.