单词 | emarginate |
释义 | emarginateadj. 1. Notched at the margin: said of portions of animal or vegetable organisms. In Botany chiefly of leaves or petals: Having a notch at the apex. ΘΚΠ the world > life > biology > physical aspects or shapes > indentation or cavity > [adjective] > notch or indentation laciniated1657 incisory1693 lacerated1709 crenelled1727 emarginated1731 laciniate1760 lacerate1776 crenate1785 crenulate1785 emarginate1785 erose1793 crenulated1807 incised1826 fimbricate1846 1785 T. Martyn tr. J.-J. Rousseau Lett. Elements Bot. v. 56 The end..is emarginate or slightly notched. 1830 J. Lindley Introd. Nat. Syst. Bot. 58 Stigma emarginate. 1835 W. Kirby On Power of God in Creation of Animals I. viii. 244 The valves of the shells..are emarginate. 1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 510 The leaves are flat and broader..with a deeply emarginate apex. Categories » 2. Crystallography. Having the edges of the primitive form cut off. This entry has not yet been fully updated (first published 1891; most recently modified version published online September 2018). emarginatev.ΚΠ 1656 T. Blount Glossographia Emarginate, to take away the scurf about the brims of wounds or soars. Categories » 2. Crystallography. (See quot. 1816 at emarginated adj.) 3. Optics. Of the effects of unequal refraction: To emphasize or double the contour lines of (an object embedded, e.g., in a jelly). ΚΠ 1881 Lankester in Jrnl. Microsc. Sc. Jan. 127 These groups..are strongly emarginated by the difference of refractive index between their substance and that of the material in which they are deposited. This entry has not yet been fully updated (first published 1891; most recently modified version published online June 2021). < |
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