Any of the genus Murex of marine gastropods.

plural of murex

Poirieria zelandica, a large predatory sea snail with an operculum.

A species of medium-sized predatory sea snail, Haustellum brandaris, which secrets a substance that can be used to make a long-lasting purple dye- Tyrian purple.

(organic chemistry) Ammonium purpurate, the ammonium salt of purpuric acid, used as a complexometric indicator and a colorimetric reagent.

plural of murexide

(obsolete, chemistry) A poorly-characterized nitrogenous material formed from several ureids

(chemistry) A complex nitrogenous compound obtained as a scarlet crystalline substance, and regarded as related to murexide.

Alternative form of murexan