ASCIDIUM

Etymology

Noun

ascidium (plural ascidia)

(botany) A pitcher-shaped or flask-shaped organ or appendage of a plant.

(zoology) One of the former genus Ascidium of simple ascidians, which included most of the known species; sometimes used as a name for the family Ascidiidae or for all the Tunicata, or Ascidiacea.

Source: Wiktionary

As*cid"i*um, n.; pl. Ascidia. Etym: [NL., fr. ascus. See Ascus.]

1. (Bot.)

Definition: A pitcher-shaped, or flask-shaped, organ or appendage of a plant, as the leaves of the pitcher plant, or the little bladderlike traps of the bladderwort (Utricularia).

2. pl. (Zoöl.)

Definition: A genus of simple ascidians, which formerly included most of the known species. It is sometimes used as a name for the Ascidioidea, or for all the Tunicata.

Source: Webster’s Unabridged Dictionary 1913 Edition