hypothecal en · ADJ
Etymology
Etymology tree English hypotheca Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English hypothecal From hypotheca + -al.
Meanings
-
(not-comparable) Of or pertaining to the hypotheca, the lower half of the shell of certain types of plankton
Two of the four hypothecal plates are very much enlarged.
1978, Harold Charles Bold, Michael James Wynne, Introduction to the Algae: Structure and Reproduction, →ISBN, page 441: