单词 | seta |
释义 | setan. 1. Botany. A stiff hair or bristle-like body. Also the stalk which supports the theca or capsule of mosses. ΘΚΠ the world > plants > part of plant > hair or bristle > [noun] hair1631 villus1704 bristle1759 striga1760 seta1793 glochidium1882 1793 T. Martyn Lang. Bot. sig. R6 Seta, a Bristle. A strong, stiff, roundish hair. A sort of pubescence.—Linneus also puts it for the scape of the capsule in Mosses. 1830 J. Lindley Introd. Nat. Syst. Bot. 320 Thecæ [of mosses], hollow urn-like cases seated upon a seta or stalk. 1832 J. Lindley Introd. Bot. i. ii. 104 When the arista proceeds from the very apex of the bracteæ, and not from below it, it is denominated in the writings of Palisot a seta. 1870 J. D. Hooker Student's Flora Brit. Islands 219 Leaves covered..with long flexuous scattered..hairs or setæ with bulbous bases. 2. Zoology. A bristle; a bristle-like appendage. ΘΚΠ the world > animals > animal body > general parts > [noun] > slender or pointed part > filamentary whiska1618 aculeus1708 cirrus1753 seta1814 setule1826 chaeta1896 the world > animals > animal body > general parts > covering or skin > [noun] > coat > hair, wool, or fur > bristle birsea700 brusta1000 bristlec1314 setule1826 seta1858 chaeta1896 1814 Edinb. Encycl. (1830) VII. 432 Ampithöe. Superior antennæ, without a seta at the base of the last joint. 1826 W. Kirby & W. Spence Introd. Entomol. IV. xliv. 225 A number of small hexapods distinguished by two pairs of anal setæ and a proleg. 1858 W. Clark tr. J. van der Hoeven Handbk. Zool. II. 553 Gypaëtus. Head closely plumed, bearded with rigid setæ under the bill. 1881–2 W. Saville-Kent Man. Infusoria II. 779 Two oblique rows of ventral setæ, three caudal, but no anal setæ. This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022). < n.1793 |
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