| 单词 | viper |
| 释义 | viper —viperish, adj. —viperishly, adv. /vuy"peuhr/, n. 1. any of several venomous Old World snakes of the genus Vipera, esp. V. berus, a small snake common in northern Eurasia. 2. any related snakes belonging to the family Viperidae, characterized by erectile, venom-conducting fangs. 3. See pit viper. 4. any of various venomous or supposedly venomous snakes. 5. a malignant or spiteful person. 6. a false or treacherous person. 7. (cap.) Mil. a 9-pound (4 kg), shoulder-launched, unguided U.S. Army antitank rocket with an effective range of 273 yds. (250 m). 8. to nourish a viper in one's bosom, to befriend a person who proves to be treacherous. [1520-30; < L vipera, haplological var. of *vivipera, n. use of fem. of *viviper, later (as re-formation) viviparus VIVIPAROUS] |
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