Quick Definition
κατιόω v. I rust
Strong's Definition
from 2596 and a derivative of 2447; to rust down, i.e. corrode
KJV Usage: canker
UBS Dictionary of the Greek New Testament
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
κατ-ιόω, τῶ: pf. pass. κατίωμαι; (see ἰός, 2); to rust over [ef. κατά, IIT. 3], cover with rust: Jas. ν. 3. (Epictet. diss. 4, 6, 14; [Sir. xii. 11].)
Mounce Concise Greek Dictionary
κατιόω katioō 1x
to cover with rust; pass. to rust, become rusty or tarnished, Jas. 5:3*
Abbott-Smith Greek Lexicon
**† κατ-ιόω, -ῶ
(intensive of ἰόω; < ἰός), [in LXX: Si 12:11*;]
to rust over; pass., become rusted over: Ja 5:3.†
Liddell-Scott-Jones — Greek-English Lexicon
κατιόομαι (katioomai) — to corrode. κατῑόομαι, passive, become rusty, tarnished, [LXX+1st c.BC+]