LATIN DICTIONARYLexicon Latīnum
noun · masculinesecond declension

☿

☿ m (genitive ☿riī)

Meaning

  1. New Latinmasculinescribal abbreviation of mercurius (“mercury”)
    Hinc digerendo calcem illam in ☿m conuertitHence by dissolving the lime he turns it into mercury1656, Johann Schröder, Pharmacopeia medico-chymica [Medico-Chemical Pharamcopoeia], page 319:
    Cinnabaris Philoſophorum, 🝞atur ex 🜍re ♁nii cum ☿rio mixto ſeptiesPhilosophers' cinnabar is sublimated from sulfur of antimony mixed with mercury seven times1701, Johann Christoph Sommerhoff, Lexicon pharmaceutico-chymicum latino-germanicum & germanico-latinum [Pharmaceutico-Chemical Lexicon, Latin-German and German-Latin], page 69:

Declension

declension
formsingularplural
nominative☿
☿us
☿riī
☿ī
genitive☿riī
☿ī
☿riōrum
☿ōrum
dative☿riō
☿ō
☿riīs
☿īs
accusative☿rium
☿m, ☿um
☿riōs
☿ōs
ablative☿riō
☿ō
☿riīs
☿īs
vocative☿rie
☿e
☿riī
☿ī

Quick answers

What does ☿ mean in Latin?
☿, a noun, means “scribal abbreviation of mercurius (“mercury”)”.
What is the genitive of ☿?
The genitive singular is ☿riī. ☿ is masculine, second declension.