dictionary helpOrigin: L, a girdle. See Zone.
A zone or band; a layer. Zona pellucida. [NL.
<biology> A radiately striated membrane situated next the yolk of an ovum, or separated from it by a very delicate membrane only.
(01 Mar 1998)
zolpidem, zombie, zombie process, zomepirac sodium < Prev | Next > zona arcuata, zona ciliaris, zona corona
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