| 释义 |
crepitate, v.|ˈkrɛpɪteɪt|
[f. L. crepitāt-, ppl. stem of crepitāre to crackle, frequentative of crepāre to crack, creak: see -ate.]
†1. intr. To break wind. Obs.
1623Cockeram, Crepitate, to winde or fart. 1768Life & Adv. Sir B. Sapskull I. 149.
2. Entom. Of certain beetles: To eject a pungent fluid suddenly with a sharp report. (Cf. bombardier 4.)
1826Kirby & Sp. Entomol. xli. (1828) IV. 149 The substance which they emit when they crepitate.
3. To make a crackling sound, to crackle: spec. of the tissue of the lungs (also used of the action accompanying or producing this sound; cf. crepitation 2).
1853Fraser's Mag. XLVII. 559 That [salt]..bears the heat of the fire without crepitating. 1877Roberts Handbk. Med. (ed. 3) I. 378 The part affected is enlarged; crepitates imperfectly. 1888Harper's Mag. Apr. 741 The immense hall rises,—oscillates,—..crepitates,—crumbles into ruin.
4. To rattle: said of the sound made by the crepitaculum of the rattle-snake. (Cf. crepitation 3.)
Hence ˈcrepitating vbl. n. and ppl. a.
1852–9Todd Cycl. Anat. IV. 595/1 The crepitating sensation caused by the friction of the head of the humerus against the under surface of the acromion. 1853Kane Grinnell Exp. xxxiv. (1856) 307, I felt a something move. The something had a crepitating, insectine wriggle. 1883Knowledge 13 July 18/2 Starch..on being pressed between the fingers, produces a peculiar sound known as ‘crepitating’. |