nounpl. -·ri·ces· or -·rex·es
any of a genus (Murex) of flesh-eating snails, found in warm salt waters and having a rough, spiny shell: some species yield a purple substance formerly valued as a dye
Origin of murexModern Latin from L, the purple fish from Indo-European base an unverified form mus from source mouse, Classical Greek myax, sea mussel
nounpl. mu·ri·ces, or mu·rex·es
Any of various predatory marine gastropods of the family Muricidae, having rough spiny shells and including several species formerly used to produce the dye Tyrian purple.
Origin of murexNew Latin mūrex from Latin gastropod producing Tyrian purple probably of pre-Roman Mediterranean origin
From Ancient Greek Î¼Ï…Î±Ï‡ (muakh, “sea mussel"), from Î¼á¿¦Ï‚ (mus).