polycrase (English, noun)
expansion: polycrase (usually uncountable, plural polycrases)
Senses:
topics: chemistry
geography
geology
mineralogy
natural-sciences
physical-sciences
glosses: A black or brown amorphous metallic complex uranium yttrium oxide mineral, found in granitic pegmatites.
tags: uncountable
usually
Forms:
form: polycrases
tags: plural