Lexical Definition

‎πυῤῥός‎ pyrrhós (poor-hros') fiery red ^G:A
from ‎πῦρ‎

red.

• fire-like, i.e. (specially), flame- colored

Abbott-Smith

πυρρός, -ά, -όν (< πῦρ), [in LXX for אֱדֹם;]
fiery red: Re 6:4 12:3.†

Abbott-Smith References

Liddell-Scott-Jones

πυρρός, ά

(Ionic dialect ή), όν, but Trag. and Doric dialect πυρσός, ή (Doric dialect ά), όν, [Refs 5th c.BC+]; rare in Prose, [Refs 1st c.AD+]: (πῦρ):— flame-coloured, yellowish-red (πυρρὸν ξανθοῦ τε καὶ φαιοῦ κράσει γίγνεται [Refs 5th c.BC+]. the yolk of an egg, [Refs 5th c.BC+]; ἡ λευκότης γίγνεται πυρρή [Refs 5th c.BC+] of sediment in urine, [Refs]

__2 especially of persons with red hair, [Refs 6th c.BC+]; of the colour of the first beard, γενειάς A.[same place]; γένυες [Refs 5th c.BC+]; [θρίξ] [Refs 3rd c.BC+]
__3 generally, tawny, λέων [NT+5th c.BC+]; τὰ χρώματα τῶν κυνῶν [Refs 5th c.BC+]
__4 of more positive colour, red, χλανίς [LXX+5th c.BC+]; τὸ π. redness, [Refs 5th c.BC+] —_Epic dialect_ _comparative_ (for πυρρότερα), πῠρώτερα φοινίσσεσθαι to be of a brighter red, [Refs 4th c.BC+]
__5 blushing, [Refs 5th c.BC+]; also κύων.. πύρσ᾽ ἔχουσα δέργματα glaring with bloodshot eyes, [Refs 5th c.BC+]
__II paroxytone Πύρρος, ὁ, “Pyrrhus”, as proper name; also Πύρϝος, name of a horse, [Refs 6th c.BC+]

_{LSJ Scripture Refs: Rev.6.4 ☩ LXX.Gen.25.30}