Strong's #2208: zaqun (pronounced zaw-koon')

properly, passive participle of 2204 (used only in the plural as a noun); old age:-old age.

Brown-Driver-Briggs Hebrew Lexicon:

zâqûn

1) old age, extreme old age

Part of Speech: noun masculine

Relation: properly, passive participle of H2204 (used only in the plural as a noun)

Usage:

This word is used 4 times:

 

Genesis 21:2: "and bore Abraham a son in his old age, at the set time of which God had spoken"
Genesis 21:7: "for I have born him a son in his old age."
Genesis 37:3: "because he was the son of his old age: and he made him a coat of many colors."
Genesis 44:20: "a father, and a child of his old age, a little one; and his brother is dead, and he"