ἶρις, -ιδος, ἡ [in LXX: Exo.30:24 (קִדָּה)*, (קֶשֶׁת, Refs Gen.9:13, Eze.1:28, is rendered by τόξον) ;] __1. Iris, the messenger of the gods. __2. a rainbow or halo: Refs Rev.4:3 10:1. __3. The plant Iris (cf. Ex., l.with).† (AS)
Thayer:
1) a rainbow
ἶρις
iris
ee'-ris
Perhaps from G2046 (as a symbol of the female messenger of the pagan deities); a rainbow (“iris”)
ἐρέω
ereō
er-eh'-o
Probably a fuller form of G4483; an alternate for G2036 in certain tenses; to utter, that is, speak or say
KJV Usage: call, say, speak (of), tell.
G2036 ἔπωἔπω
epō
ep'-o
A primary verb (used only in the definite past tense, the others being borrowed from G2046, G4483 and G5346); to speak or say (by word or writting)
KJV Usage: answer, bid, bring word, call, command, grant, say (on), speak, tell.