(mineralogy) A monoclinic-prismatic mineral containing arsenic, copper, and silver.

(historical, Christianity) A rigorist Christian sect that opposed re-admitting baptised Christians who had previously renounced their faith under persecution and by extension all those who had committed a mortal sin, founded by the priest and antipope Novatian in the third century.

plural of Novatian

A surname. / A male given name.

plural of novaculite

Of or relating to novaculite.

plural of novation

The pesticide 1-[3-chloro-4-(1,1,2-trifluoro-2-trifluoro- methoxyethoxy)phenyl]-3-(2,6-difluorobenzoyl)urea

Alternative form of novain

(organic chemistry, obsolete) A toxic compound obtained from extract of meat.