Mu*rex"ide (?), n. [L. murex the purple fish, purple.] Chem.

A crystalline nitrogenous substance having a splendid dichroism, being green by reflected light and garnet-red by transmitted light. It was formerly used in dyeing calico, and was obtained in a large quantities from guano. Formerly called also ammonium purpurate.

 

© Webster 1913.

Log in or registerto write something here or to contact authors.