| 释义 |
va·lo·nia
I. noun
also va·lo·nea or val·lo·nia \vəˈlōnēə\
(-s)
Etymology: Italian vallonia, vallonea, from Middle Greek balanidia, plural of balanidion, diminutive of Greek balanos acorn — more at gland
: dried acorn cups that are obtained from the valonia oak or sometimes various other oaks, contain from 20 to 40 percent of tannin, and are used especially in tanning or dressing leather — compare camata
II. noun
Usage: capitalized
Etymology: New Latin
: a genus (coextensive with the family Valoniaceae) of marine green algae having a thallus that is a single oval or cylindrical multinucleate cell often an inch long — compare sea bottle |