from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The univalent hydrocarbon radical, CH3-, derived from methane and occurring in many important organic compounds.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The univalent hydrocarbon radical, CH3, formally derived from methane by the loss of a hydrogen atom.
from the GNU version of the Collaborative International Dictionary of English
- n. A univalent hydrocarbon radical, CH3-, not existing alone but regarded as an essential residue of methane, and appearing as a component part of many derivatives
from The Century Dictionary and Cyclopedia
- n. The hypothetical radical (CH3) of woodspirit and its derivatives. It is analogous to ethyl in its chemical relations.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the univalent radical CH3- derived from methane
Slide 8: 1) Place the alkyl groups joined by the oxygen atom as the prefix alphabetical CH3 - O - CH2 - CH2 - CH3 methyl propyl "methyl propyl" 2) Put ether at the end of name as the suffix methyl propyl ether
The term methyl group refers to a chemical structure with only one carbon atom and three hydrogen atoms, and the term methylated means that a substance has at least one methyl group.
As the EPA began phasing out lead, refiners replaced it with a chemical called methyl tertiary-butyl ether.
The good news is that you can take the nature-made form of this nutrient -- called methyl folate (and there are a few forms of that too).
It makes a strong, syrupy sweet wine that most wine lovers hate because that native American grape flavor, caused by a compound called methyl anthranilate, is so strong.
So, you know, strawberries remain a very pesticide-dependent crop and one that also still utilizes a soil fumigant called methyl bromide that's been very much involved in the climate change debate.
As I reported on Huffington Post last Friday, Yale researchers have recently found that when embryonic mice are exposed to BPA, the chemical strips hydrogen-carbon structural units, called methyl groups, from the gene responsible for fertility.
At the molecular level, that can happen when a cluster of four atoms called a methyl group attaches to a gene, silencing it.
It's a simple transaction in which one molecule donates a four-atom appendage -- a so-called methyl group -- to a neighboring molecule.
But the ingredient in Bengay and other sports rubs is called methyl salicylate.