any organic body or cell capable of spontaneous movement and of an existence more or less apart from or independent of the parent organism.
any animal organism or individual capable of separate existence, and produced by fission, gemmation, or some method other than direct sexual reproduction.
any one of the recognizably distinct individuals or elements of a compound or colonial animallike organism, whether or not detached or detachable.
adj. 形容词 adjective
Also zo·oi·dal. pertaining to, resembling, or of the nature of an animal.
更多zooid例句
The asexual stock, after budding off one asexual zooid, elongates again and buds off a second zooid.
The anterior asexual zooid continues to produce fresh sexual zooids by fission.
In Autolytus there is, to begin with, a conversion of the posterior half of the body to form a sexual zooid.
Mr. Busk, however, does not know of any gradations now existing between a zooid and an avicularium.
The posterior part forms a rudimentary zooid, called by Huxley Cyathozooid, which eventually atrophies.