Strong's #3804: kether (pronounced keh'-ther)

from 3803; properly, a circlet, i.e. a diadem: -crown.

Brown-Driver-Briggs Hebrew Lexicon:

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kether

1) crown

Part of Speech: noun masculine

Relation: from H3803

Usage:

This word is used 3 times:

 

Esther 1:11: "the queen before the king with the crown royal, to show the people and the princes"
Esther 2:17: "more than all the virgins; so that he set the royal crown upon her head, and made her queen"
Esther 6:8: "the king rideth upon, and the crown royal which is set upon his head:"