Jacob

[ jey-kuhb French zha-kawb ]

noun

1. the second son of Isaac, the twin brother of Esau, and father of the 12 patriarchs. Genesis 25:24–34.
2. Fran·çois [f, r, ah, n, -, swa], 1920–2013, French geneticist: Nobel Prize in Medicine 1965.
3. a male given name: from a Hebrew word meaning “supplanter.”

Jacob

/ ˈdʒeɪkəb /

noun

1. Old Testament the son of Isaac, twin brother of Esau, and father of the twelve patriarchs of Israel
2. Also calledJacob sheep any of an ancient breed of sheep having a fleece with dark brown patches and two or four horns

Jacob

/ zhä-kôb′ /

1. 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.

Word History and Origins

Origin of Jacob¹

sense 2 in allusion to Genesis 30:40

Example Sentences

Jacob Cordova, 27, is the latest activist to be jailed for their activities.

From The Daily Beast

First, the ghost of his departed partner, Jacob Marley, comes calling, his face emerging from the doorknob.

From The Daily Beast

Another was Greg Jacob, a pro rugby player for Gaelic Athletic Association.

From The Daily Beast

He paid his own way, joining older brother Jacob who had escaped to the Windy City earlier that year.

From The Daily Beast

“It could not do much when it was in survival mode, but if did survive,” says Princeton Professor Jacob Shapiro.

From The Daily Beast

Jacob cheated his brother out of the parental blessing, and lied about God, and lied to his father to accomplish his end.

From Project Gutenberg

Giles Jacob died; an English law writer, biographer, and lexicographer.

From Project Gutenberg

Jacob robbed his brother of his birthright by trading on his hunger; Joseph robbed a whole people in the same way.

From Project Gutenberg

Now, Jacob, thee is sure thee could have sold those goods at the price thee mentioned?

From Project Gutenberg

It is to be presumed that thereafter Jacob's first inquiry must have been, "Oh now, where did you get such and such goods?"

From Project Gutenberg