Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

alkyl

[al-kuh l] /ˈæl kəl/ Chemistry
adjective
1.
containing an alkyl group.
noun
2.
Origin of alkyl
1880-1885
1880-85; < German, equivalent to Alk(ohol) alcohol + -yl -yl
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for alkyl
Historical Examples
British Dictionary definitions for alkyl

alkyl

/ˈælkɪl/
noun
1.
(modifier) of, consisting of, or containing the monovalent group CnH2n+1: alkyl group or radical
2.
an organometallic compound, such as tetraethyl lead, containing an alkyl group bound to a metal atom
Word Origin
C19: from German, from Alk(ohol) alcohol + -yl
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
Cite This Source
alkyl in Medicine

alkyl al·kyl (āl'kəl)
n.
A monovalent radical, such as ethyl or propyl, having the general formula CnH2n+1.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
alkyl in Science
alkyl
  (āl'kəl)   
A radical that has the general formula CnH2n+1, formed by removing a hydrogen atom from an alkane. Ethyl and propyl are alkyls.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Nearby words for alkyl

Word Value for alkyl

12
13
Scrabble Words With Friends