Strong's #7140: qerach (pronounced keh'-rakh)
or qorach {ko'-rakh}; from 7139; ice (as if bald, i.e. smooth); hence, hail; by resemblance, rock crystal:--crystal, frost, ice.
Brown-Driver-Briggs Hebrew Lexicon:
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qerach / qôrach
1) frost, ice, ice crystal
1a) frost (of night)
1b) ice
Part of Speech: noun masculine
Relation: from H7139
Usage:
This word is used 7 times:
Genesis 31:40: "in the day the drought consumed me, and the frost by night; and my sleep departed from mine eyes."
Job 6:16: "Which are blackish by reason of the ice, and wherein the snow is hid:"
Job 37:10: "By the breath of God frost is given: and the breadth of the waters is straitened."
Job 38:29: "Out of whose womb came the ice? and the hoary frost of heaven, who"
Psalms 147:17: "He casteth forth his ice like morsels: who can stand before his cold?"
Jeremiah 36:30: "in the day to the heat, and in the night to the frost."
Ezekiel 1:22: "of the living creature was as the color of the terrible crystal, stretched forth over their heads above."