Strong's #4165: muwtsaq (pronounced moo-tsawk')
from 5694; properly, fusion, i.e. literally, a casting (of metal); figuratively, a mass (of clay):--casting, hardness.
Brown-Driver-Briggs Hebrew Lexicon:
ּ
mûtsâq
1) a casting
Part of Speech: noun masculine
Relation: from H5694
Usage:
This word is used 2 times:
1 Kings 7:37: "bases: all of them had one casting, one measure, and one size."
Job 38:38: "When the dust groweth into hardness, and the clods cleave fast together?"