Strong's #440: anthrax (pronounced anth'-rax)
of uncertain derivation; a live coal:--coal of fire.
Thayer's Greek Lexicon:
̓́
anthrax
1) a burning or live coal
Part of Speech: adjective
Relation: of uncertain derivation
Usage:
This word is used 1 times:
Romans 12:20: "for in so doing thou shalt heap coals of fire on his"