| 单词 | pulvillus |
| 释义 | ‖ pulvillus|pʌlˈvɪləs|
[L., contr. from pulvīnul-us, dim. of pulvīnus cushion.]
1. A little cushion; in Surgery, see quot. 1897.
[1693tr. Blancard's Phys. Dict. (ed. 2), Pulvilli, the same with Splenia.] 1706Phillips, Pulvillus, a little Pillow, or Cushion; also a Bolster us'd by Surgeons in dressing Wounds. 1897Syd. Soc. Lex., Pulvillus,..a small cushion or pillow. In Surgery..a small olive-shaped mass of lint used for plugging deep wounds.
2. Entom. A cushion-like process on the feet of an insect, by which it can adhere to a vertical surface as a wall, or in an inverted position to a ceiling or the like; a foot-cushion.
1826Kirby & Sp. Entomol. III. xxxiii. 386 Pulvilli,..cushions of short hairs very closely set; or of membrane, capable of being inflated, or very soft; or concave plates, which cover the underside, or their apex, of the four first joints of the Manus or Tarsus. Ibid. xxxv. 676 These organs are furnished with a sucker or pulvillus. 1835Kirby Hab. & Inst. Anim. II. xvii. 119 The pulvilli or foot cushions of flies. 1904Brit. Med. Jrnl. 17 Sept. 666.
Hence pulˈvilliform a. Entom., resembling a pulvillus, cushion-like. |
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