Lexical Definition

‎μάρμαρος‎ mármaros (mar'-mar-os) marble ^G:N-M
from (to glisten)

marble.

• marble (as sparkling white)

Abbott-Smith

** μάρμαρος, -ου, ὁ (< μαρμαίρω, to glisten), [in LXX: Ep. Je 72*;]
1. any crystalline stone (Hom., Eur., al.).
2. In later writers, marble: Re 18:12.†

Abbott-Smith References

Liddell-Scott-Jones

μάρμαρος, ὁ,

a crystalline rock, which sparkles (μαρμαίρει) in the light, μάρμαρος ὀκριόεις [Refs 8th c.BC+]: as adjective, πέτρος μ. ὀκριόεις [Refs 8th c.BC+]

__II later, marble, μάρμαρον ἢ λίθον λευκήν [Refs 5th c.BC+]
__II.2 work in marble, i.e. tombstone, τυκτὴ μ. [Refs 3rd c.BC+]
__II.3 chips made by cutting marble (masculine), [Refs 1st c.AD+]