Strong's #1773: dyow (pronounced deh-yo')
of uncertain derivation; ink:--ink.
Brown-Driver-Briggs Hebrew Lexicon:
ּ
deyô
1) ink
Part of Speech: noun masculine
Relation: of uncertain derivation
Usage:
This word is used 1 times:
Jeremiah 36:18: "me with his mouth, and I wrote them with ink in the book."