prototroch
Zoology
noun
(In a trochophore larva) a ring of cilia encircling the body posterior to the apical tuft.
Origin
Late 19th century; earliest use found in Journal of Morphology. From proto- + ancient Greek τροχός wheel.
- many-coloured
- many-faceted
- manyfold
- many hands make light work
- many happy returns (of the day)
- many-headed
- many-hued
- many-mansioned
- manyness
- manyogana
- manyokana
- manyplies
- many-root
- many-roots
- many-seed
- many-sided
- many-sidedness
- many-splendored
- many-splendoured
- many's the ——
- many-to-many
- many-to-one
- many-universes
- many-valued
- many-worded