Imposthume \Im*post"hume\, n. [A corruption of aposteme. See {Aposteme}.] A collection of pus or purulent matter in any part of an animal body; an abscess. [1913 Webster]
Imposthume \Im*post"hume\, v. t. & i. Same as {Imposthumate}. [1913 Webster]
Aposteme \Ap"os*teme\, n. [L. apostema, Gr. ? the separation of corrupt matter into an ulcer, fr. ? to stand off: cf. F. apost[`e]me. See {Apostasy}.] (Med.) An abscess; a swelling filled with purulent matter. [Written corruptly {imposthume}.] [1913 Webster]