circulus

Definitiones

1. A circle (geometric figure)
   declension-2, masculine
2. An orbit (circular path)
   declension-2, masculine
3. A ring, hoop
   declension-2, masculine
4. A necklace, chain
   declension-2, masculine
5. A company, social gathering, group
   declension-2, masculine
6. A calendrical cycle
   Medieval-Latin, declension-2, masculine

Aequivalentia

Exempla

“Huius sexto anno⟳ primus Dionisi circulus inchoat”

In the sixth year of which [reign], the first cycle of Dionysius begins. — Bede, Chronica Minora

Gradus CEFR