ovum
n.
(plural ova), 1706, from Latin ovum "egg," cognate with Greek oon, Old Norse egg, Old English æg, all perhaps from PIE root *awi- (see egg, n.).
| 词汇 | ovum | 
| 词根词缀 | Online Etymology Dictionary ovum n. (plural ova), 1706, from Latin ovum "egg," cognate with Greek oon, Old Norse egg, Old English æg, all perhaps from PIE root *awi- (see egg, n.). | 
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