请输入您要查询的英文单词：

　

单词 prion
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pri•on1  (prī′on),USA pronunciation n. 
  1. Birdsany of several petrels of the genus Pachyptila, located in the oceans of the Southern Hemisphere and having serrated edges on the bill.
  • Greek príōn a saw
  • Neo-Latin
  • 1840–50

pri•on2  (prē′on, prī′-),USA pronunciation n. 
  1. Microbiologya tiny proteinaceous particle, likened to viruses and viroids, but having no genetic component, thought to be an infectious agent in bovine spongiform encephalopathy, Creutzfeldt-Jakob disease, and similar encephalopathies.
  • pr(oteinaceous) + i(nfectious) + -on1 1980–85

Collins Concise English Dictionary © HarperCollins Publishers::
prion /ˈpriːɒn/ n
  1. a protein in the brain, an abnormal form of which is thought to be the transmissable agent responsible for certain spongiform encephalopathies, such as BSE, scrapie, Creutzfeldt-Jakob disease, and kuru
Etymology: 20th Century: altered from pro(teinaceous) in(fectious particle)
随便看

　

英语词典包含188688条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2024/11/13 10:44:11