Firmicus may refer to:
*The
lunar crater
Lunar craters are impact craters on Earth's Moon. The Moon's surface has many craters, all of which were formed by impacts. The International Astronomical Union currently recognizes 9,137 craters, of which 1,675 have been dated.
History
The wor ...
Firmicus.
*The
Christian
Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words ''Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρι ...
astrologer
Julius Firmicus Maternus
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Julius Firmicus Maternus was a Roman Latin writer and astrologer, who received a pagan classical education that made him conversant with Greek; he lived in the reign of Constantine I (306 to 337 AD) and his successors. His triple career m ...
(fourth century), after whom the crater is named.
*
''Firmicus'' (spider), a spider genus
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