- trochal disc
- noun
: the expanded flat to somewhat funnel-shaped disc at the anterior end of a rotifer's body that serves to draw in food or to propel the animal
Useful english dictionary. 2012.
trochal disc
Look at other dictionaries:
trochal disc — noun Zoology each of two projections below the neck of the femur (thigh bone) to which muscles are attached. Origin C19: trochal from Gk trokhos wheel + al … English new terms dictionary
trochal disc — (ROTIFERA) Anterior ciliated disc functioning in locomotion and/or food ingestion … Dictionary of invertebrate zoology
trochal — adj. Zool. wheel shaped. Phrases and idioms: trochal disc Zool. the retractable disc on the head of a rotifer bearing a crown of cilia, used for drawing in food or for propulsion. Etymology: Gk trokhos wheel … Useful english dictionary
wheel — /wil / (say weel) noun 1. a circular frame or solid disc arranged to turn on an axis, as in vehicles, machinery, etc. 2. any instrument, machine, apparatus, etc., shaped like this, or having such a frame or disc as an essential feature: a potter… …
sorotrochous — adj. [Gr. soros, heap; trochos, wheel] (ROTIFERA) Bearing a compound wheel organ or trochal disc … Dictionary of invertebrate zoology
