-gen

-gen

or -gene

suff.

1. Producer: androgen.

2. One that is produced: phosgene.

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[French -gène, from Greek -genēs, born; see genə- in Indo-European roots.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

-gen

suffix forming nouns

1. producing or that which produces: hydrogen.

2. something produced: carcinogen.

[via French -gène, from Greek -genēs born]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

-gen

a combining form meaning “something that produces, stimulates the production of, or induces” the thing specified by the initial element: antigen; carcinogen.

[< French -gène « Greek -genēs born, produced; akin to gígnesthai to beget, and to Latin genus, kin]

Gen.

1. General.

2. Genesis.

gen.

1. gender.

2. genitive.

3. genus.

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.