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Jacobs

[jey-kuh bz] /ˈdʒeɪ kəbz/
noun
1.
Aletta [uh-let-uh;; Dutch ah-let-ah] /əˈlɛt ə;; Dutch ɑˈlɛt ɑ/ (Show IPA), 1854–1929, Dutch physician and pioneer of the birth control movement.
2.
Helen Hull, 1908–97, U.S. tennis player.
3.
Hirsch(el)
[hur-shuh l] /ˈhɜr ʃəl/ (Show IPA),
1904–70, U.S. thoroughbred horse trainer.
4.
Jane, 1916–2006, U.S. author and urbanologist.

Jacob

[jey-kuh b for 1, 3; French zha-kawb for 2] /ˈdʒeɪ kəb for 1, 3; French ʒaˈkɔb for 2/
noun
1.
the second son of Isaac, the twin brother of Esau, and father of the 12 patriarchs. Gen. 25:24–34.
2.
François [frahn-swa] /frɑ̃ˈswa/ (Show IPA), 1920–2013, French geneticist: Nobel Prize in Medicine 1965.
3.
a male given name: from a Hebrew word meaning “supplanter.”.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for Jacobs

Jacob

/ˈdʒeɪkəb/
noun
1.
(Old Testament) the son of Isaac, twin brother of Esau, and father of the twelve patriarchs of Israel
2.
Also called Jacob sheep. any of an ancient breed of sheep having a fleece with dark brown patches and two or four horns
Word Origin
sense 2 in allusion to Genesis 30:40
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
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Word Origin and History for Jacobs

Jacob

masc. proper name, name of Old Testament patriarch, son of Isaac and Rebecca and father of the founders of the twelve tribes, from Late Latin Iacobus, from Greek Iakobos, from Hebrew Ya'aqobh, literally "one that takes by the heel" (Gen. xxviii:12), a derivative of 'aqebh "heel." The most popular name for boys born in the U.S. from 1999 through 2008. Jacob's ladder, in various transferred uses from 1733, is from Gen. xxviii:12.

Online Etymology Dictionary, © 2010 Douglas Harper
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Jacobs in Medicine

Jacob Ja·cob (zhä-kôb'), François. Born 1920.

French geneticist. He shared a 1965 Nobel Prize for the study of regulatory activity in body cells.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Jacobs in Science
Jacob
  (zhä-kôb')   
French geneticist who studied how genes control cellular activity by directing the synthesis of proteins. With Jacques Monod, he theorized that there are genes that regulate the activity of other, neighboring genes. They also proposed the existence of messenger RNA.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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