Strong's:ἄχυρον chaff (as diffusive)Derivation: perhaps remotely from χέω (to shed forth);KJV Usage: chaff.
TBESG:ἄχυρονchaffG:N-N ἄχυρον, -ον, τό [in LXX chiefly for תֶּבֶן ;] chaff: Refs Mat.3:12, Luk.3:17.† (AS)
Thayer:1) a stalk of grain from which the kernels have been beaten out 2) straw broken up by a threshing machine, chaff
ἄχυρον achuron akh'-oo-ron Perhaps remotely from χέω cheō (to shed forth); chaff (as diffusive)KJV Usage: chaff.