单词 | cicatricula |
释义 | cicatriculan. 1. Biology. A round white spot on the surface of the yolk-bag of a bird's egg, consisting of the germinal vesicle. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > ovum or ootid > yolk > tread strainc1305 cock treading1573 kenning1585 tread1593 cock's tread1647 gallature1650 treadle1658 cicatricula1664 strind1671 gemma1692 chalaza1704 segmentation cavity1888 1664 H. Power Exper. Philos. i. 60 After the second day's Incubation..you shall see the cicatricula in the Yolk dilated. 1879 tr. E. Haeckel Evol. Man I. vi. 138 A circular white spot, which is called the tread, or cicatricle. 2. Botany. Applied to the hilum of grains and to the mark of attachment of leaves to branches. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > [noun] > parts of > hilum or cicatrix hilum1753 cicatrix1826 cicatricula1828 caruncle1830 omphalodium1832 strophiole1839 omphalode1850 nucleus1861 wound stump1923 1828 N. Webster Amer. Dict. Eng. Lang. Cicatricle, the germinating or fetal point in the embryo of a seed or the yelk of an egg; as, ‘germinating cicatricle’. Barton. 1835 J. Lindley Introd. Bot. (1848) I. 242 The scar formed by the separation of a leaf from its stem is sometimes called the cicatricule. 3. Medicine. A small scar or mark. ΘΚΠ the world > health and disease > ill health > blemish > [noun] > scar wama1000 wem1297 arra1300 nirtc1400 scara1425 cicatricec1450 fester?c1475 list1490 stool1601 cicatrix1641 cautery1651 seam1681 cicatricula1783 welt1800 sabre-cutc1820 stigmate1870 scarring1898 whelp1912 Mars bar1971 1783 P. Pott Chirurg. Wks. (new ed.) II. 21 The place..may always be known by a kind of cicatricula; much like to what appears within the abdomen, opposite to the navel. This entry has not yet been fully updated (first published 1889; most recently modified version published online December 2020). < n.1664 |
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