methylene
Origin of methylene
1Words Nearby methylene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use methylene in a sentence
The most promising of the methods which have been devised are cryoscopy, the methylene-blue test, and the phloridzin test.
A Manual of Clinical Diagnosis | James Campbell ToddThe pseudoscientific synonym pheno-methylene-formate carries the idea that Pyo-Atoxin is a definite chemical substance.
Counterstain in methylene blue, aqueous solution thirty seconds.
The Elements of Bacteriological Technique | John William Henry EyreCounterstain with Kuehne's carbolic methylene-blue for one or two minutes.
The Elements of Bacteriological Technique | John William Henry EyreStain carbolic methylene-blue, carbolic fuchsin, and Gram's method.
The Elements of Bacteriological Technique | John William Henry Eyre
British Dictionary definitions for methylene
/ (ˈmɛθɪˌliːn) /
(modifier) of, consisting of, or containing the divalent group of atoms =CH 2: a methylene group or radical
Origin of methylene
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for methylene
[ mĕth′ə-lēn′ ]
A bivalent hydrocarbon radical, CH2. Because it has two unshared electrons, it is extremely reactive and occurs only as an intermediate byproduct in chemical reactions. Methylene is a component of unsaturated hydrocarbons.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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