| 单词 |
cotyledonal |
| 释义 |
cotyˈledonal, a. rare. [f. prec. + -al1 (less according to L. analogy than -ar).] = cotyledonary.
1850Owen in Life A. Sedgwick II. 193 It reminds me of the germ of a goodly tree between two fat cotyledonal leaves. 1875― in Blake Zool. Pref. xii, Annular, discoid, cotyledonal, and diffused placentæ. |

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