murex

[ myoor-eks ]
/ ˈmyʊər ɛks /

noun, plural mu·ri·ces [myoor-uh-seez], /ˈmyʊər əˌsiz/, mu·rex·es.

any marine gastropod of the genus Murex, common in tropical seas, certain species of which yield the royal purple dye valued by the ancients.
a shell used as a trumpet, as in representations of Tritons in art.
purplish red.

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Origin of murex

1580–90; <New Latin, Latin mūrex the shellfish that yielded Tyrian purple dye
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for murex

murex
/ (ˈmjʊərɛks) /

noun plural murices (ˈmjʊərɪˌsiːz)

any of various spiny-shelled marine gastropods of the genus Murex and related genera: formerly used as a source of the dye Tyrian purple

Word Origin for murex

C16: from Latin mūrex purple fish; related to Greek muax sea mussel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012