copper, brass, money; a brazen musical instrument.
Strong's:
χαλκός
copper (the substance, or some implement or coin made of it) Derivation: perhaps from G5465 through the idea of hollowing out as a vessel (this metal being chiefly used for that purpose);
χαλκός, -oῦ, ὁ [in LXX chiefly for נְחֹשֶׁת ;] copper: Refs 1Co.13:1, Rev.18:12; by meton., of copper coin, Refs Mat.10:9, Mrk.6:8 12:41.† (AS)
Thayer:
1) brass 2) what is made of brass, money, coins of brass (also of silver and gold)
χαλκός
chalkos
khal-kos'
Perhaps from G5465 through the idea of hollowing out as a vessel (this metal being chiefly used for that purpose); copper (the substance, or some implement or coin made of it)
G5470 χάλκεοςχάλκεος
chalkeos
khal'-key-os
From G5475; coppery
KJV Usage: brass.
G5471 χαλκεύςχαλκεύς
chalkeus
khalk-yooce'
From G5475; a copperworker or brazier
KJV Usage: coppersmith.
G5472 χαλκηδώνχαλκηδών
chalkēdōn
khal-kay-dohn'
From G5475 and perhaps G1491; copperlike, that is, “chalcedony”
KJV Usage: chalcedony.
G5473 χαλκίονχαλκίον
chalkion
khal-kee'-on
Diminutive from G5475; a copperdish
KJV Usage: brazen vessel.
G5474 χαλκαλίβανονχαλκαλίβανον
chalkalibanon
khal-kol-ib'-an-on
Neuter of a compound of G5475 and G3030 (in the implied mean of whiteness or brilliancy); burnishedcopper, an alloy of copper (or gold) and silver having a brilliant lustre
χαλάω
chalaō
khal-ah'-o
From the base of G5490; to lower (as into a void)
KJV Usage: let down, strike.
G5464 χάλαζαχάλαζα
chalaza
khal'-ad-zah
Probably from G5465; hail
KJV Usage: hail.
G5467 χαλεπόςχαλεπός
chalepos
khal-ep-os'
Perhaps from G5465 through the idea of reducing the strength; difficult, that is, dangerous, or (by implication) furious
KJV Usage: fierce, perilous.
G5469 χαλινόςχαλινός
chalinos
khal-ee-nos'
From G5465 a curb or headstall (as curbing the spirit)
KJV Usage: bit, bridle.
G5510 χιώνχιών
chiōn
khee-one'
Perhaps akin to the base of G5490 (G5465) or G5494 (as descending or empty); snow