Defn: Appearance or image; a phantasm; a spectral image; also, a mental image or idea.
IDONEOUS
I*do"ne*ous, a. Etym: [L. idoneus.]
Defn: Appropriate; suitable; proper; fit; adequate. [R.] An ecclesiastical benefice . . . ought to be conferred on an idoneous person. Ayliffe.
IDORGAN
Id*or"gan, n. Etym: [Gr. organ.] (Biol.)
Defn: A morphological unit, consisting of two or more plastids, which does not possess the positive character of the person or stock, in distinction from the physiological organ or biorgan. See Morphon.
IDRIALINE; IDRIALITE
Id"ri*a*line, Id"ri*a*lite, n. Etym: [Cf. F. idrialine.] (Min.)
Defn: A bituminous substance obtained from the mercury mines of
Idria, where it occurs mixed with cinnabar.
IDUMEAN
Id`u*me"an, a.
Defn: Of or pertaining to ancient Idumea, or Edom, in Western Asia.
— n.
Defn: An inhabitant of Idumea, an Edomite.