IMMARCESCIBLE Im`mar*ces"ci*ble, a. Etym: [L. immarcescibilis; pref. im- not + marcescere to fade: cf. F. immarcescible.]

Defn: Unfading; lasting. [Obs.] Bp. Hall.

IMMARCESCIBLY
Im`mar*ces"ci*bly, adv.

Defn: Unfadingly. [Obs.] Bp. Hall.

IMMARGINATE
Im*mar"gin*ate, a. (Bot.)

Defn: Not having a distinctive margin or border. Grey.

IMMARTIAL
Im*mar"tial, a.

Defn: Not martial; unwarlike. [Obs.]

IMMASK
Im*mask", v. t.

Defn: To cover, as with a mask; to disguise or conceal. [R.] Shak.