Quirīnus, a, um, adj. 1. Quirinus, I., of or belonging to Quirinus, i. e. Romulus, Quirinal (poet.): spolia ex umeris Quirinis (al. Quirini), Prop. 4 (5), 10, 11: collis, i. e. the Quirinal, Ov. M. 14, 836.
—Hence, as subst.: Quirīna, q. v.
—And hence, perh., subst., the poet. appellation Quirinus, given to Augustus and Antony, cited under 1. Quirinus.