Lexical Definition

‎כּוּר‎ kûwr (koor) furnace H:N-M
from an unused root meaning properly, to dig through

furnace. Compare ‎כִּיר‎.

n m
1) furnace, forge, smelting furnace or pot
v
2) (Qal) to bore, pierce, dig, hew

See Greek: κάμινος · πύρωσις

Usage: 6 forms in 9 verses
Form Translated As     In Verse(s)
מִכּ֨וּר from furnace of Jer.11.4
מִכּ֥וּר from furnace of Deut.4.20
כּ֥וּר furnace of 1Kgs.8.51
כּ֔וּר a furnace Ezek.22.18Ezek.22.20Ezek.22.22
וְכ֣וּר and a smelting furnace Prov.17.3Prov.27.21
בְּכ֥וּר in a furnace of Isa.48.10

Extended Information

Brown-Driver-Briggs

‎כּוּר‎ noun [masculine] smelting-pot or furnace (Arabic ; Late Hebrew id.; Aramaic id., ; Ethiopic ) — pot or furnace for smelting metals, but always in metaphor or simile of human sufferings in punishment or discipline: iron (figurative of Egypt as place of bondage) ‎הַבַּרְזֶל‎ ‎׳‎‎מִכּ‎ Deut 4:20; Jer 11:4, ‎׳‎‎הַבּ‎ ‎׳‎‎מִתּוֺךְ כ‎ 1Kgs 8:51 gold ‎לַזָּהָב‎ ‎׳‎‎כ‎ Prov 17:3 = Prov 27:21 (|| ‎מַצְרֵף‎); various metals Ezek 22:18; Ezek 22:20; Ezek 22:22 once ‎בְּכוּר עֹ֑נִי‎ Isa 48:10 in a smelting-pot of affliction.

Brown-Driver-Briggs References

Book Refs
Deuteronomy 4:20
1 Kings 8:51
Proverbs 17:3 · 27:21
Isaiah 48:10
Jeremiah 11:4
Ezekiel 22:18 · 22:20 · 22:22