from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Botany A pitcher-shaped or bottle-shaped part or organ, such as the hollow tubular leaf of a pitcher plant.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A pitcher-shaped or flask-shaped organ or appendage of a plant.
- n. One of a genus of simple ascidians, which formerly included most of the known species; sometimes used as a name for the Ascidiidae, or for all the Tunicata.
from the GNU version of the Collaborative International Dictionary of English
- n. 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).
- n. 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.
from The Century Dictionary and Cyclopedia
- n. [Also less prop. Ascidia.] A genus of tunicates, typical of the principal family of the class Ascidia, some of whose species are known as sea-squirts: synonymous with Phallusia.
- n. [lowercase; pl. ascidia (-ä).] In botany: Any tubular, horn-shaped, or pitcher-like formation, arising usually from the union of the margins of a leaf or other organ, or from the disproportionate growth of some part.
New Latin, from Greek askidion, diminutive of askos, wineskin.(American Heritage® Dictionary of the English Language, Fourth Edition)
New Latin, from ascus. See ascus. (Wiktionary)