prototheca
Zoology
noun
(In a stony coral) a cup-shaped basal skeletal plate which is formed at the start of the development of the colony.
Origin
Early 20th century.
- draw hoe
- draw in
- drawing
- drawing board
- drawing card
- drawing pin
- drawing room
- drawknife
- drawky
- drawl
- drawler
- draw lots
- drawly
- drawn
- drawn butter
- drawn-out
- drawn-thread-work
- drawn work
- draw-off
- draw-off pipe
- draw on
- draw oneself up
- draw (or cast) lots
- draw (or get) a bead on
- draw (or pull) in one's horns