请输入您要查询的英文单词:

 

单词 gram's method
释义

Gram's method

[ gramz ]
/ græmz /

noun (sometimes lowercase)

a method of staining and distinguishing bacteria, in which a fixed bacterial smear is stained with crystal violet, treated with Gram's solution, decolorized with alcohol, counterstained with safranine, and washed with water.
Compare Gram-negative, Gram-positive.

Origin of Gram's method

named after Hans C. J. Gram (1853–1938), Danish bacteriologist

Words nearby Gram's method

Gram-positive, gramps, grampus, Gram-Schmidt orthogonalization, Gramsci, Gram's method, Gram's solution, Gram's stain, Gram-variable, gran, grana
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for Gram's method

Gram's method

noun

bacteriol a staining technique used to classify bacteria, based on their ability to retain or lose a violet colour, produced by crystal violet and iodine, after treatment with a decolorizing agentSee also Gram-negative, Gram-positive

Word Origin for Gram's method

C19: named after Hans Christian Joachim Gram (1853–1938), Danish physician
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
随便看

 

英语词典包含192737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:2024/11/12 1:12:03