| 释义 |
‖ metovum|mɛˈtəʊvəm|
[mod.L., f. µετα- meta- + ovum.]
An ovum in its second stage, e.g. a meroblastic ovum after formation of the food-yolk; also called deutovum (deuto- 2).
1879tr. Haeckel's Evol. Man I. 223 The protovum is thus transformed into the metovum (after-egg) which is many times larger..but..is only a single..cell. |