Webster’s Revised Unabridged Dictionary · 1913
Canicular
Ca·nic′u·lar (kȧ·nĭk′ū·lẽr), a. [L. canicularis; cf. F. caniculaire.] Pertaining to, or measured, by the rising of the Dog Star.
Canicular days, the dog days, See Dog days. — Canicular year, the Egyptian year, computed from one heliacal rising of the Dog Star to another.