请输入您要查询的英文单词:

 

单词 acapsular
释义

acapsularadj.

Brit. /eɪˈkapsjᵿlə/, U.S. /eɪˈkæps(j)ələr/
Origin: Formed within English, by derivation; perhaps modelled on a Latin lexical item. Etymons: a- prefix6, capsular adj.
Etymology: < a- prefix6 + capsular adj., perhaps after scientific Latin acapsularis (1857 or earlier).
Microbiology.
Esp. of a bacterium or yeast: lacking a capsule (capsule n. and adj. Additions).
ΚΠ
1863 Ann. & Mag. Nat. Hist. 12 255 The greater part of the bulk of the mass, now consisting of small, colourless, acapsular, granuliferous cells, of a globular or oval shape.
1897 B. H. S. Leumann Notes Micro-organisms Pathogenic to Man 31 When grown on Agar-Agar an acapsular variety [of diplococcus] is produced.
1952 Jrnl. Infectious Dis. 91 93/1 It was necessary to obtain acapsular forms in order to determine the O antigens of the cultures.
1979 Virology 94 96/2 A number of the spontaneous acapsular mutants which developed spontaneously on the agar plates were isolated.
2004 Jrnl. Infectious Dis. 190 1312/2 Differences between acapsular and thickly encapsulated yeasts were significant in all cases.
This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).
<
adj.1863
随便看

 

英语词典包含1132095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:2024/9/21 11:03:31