Baretti: A dictionary of the English and Italian languages
Abbassá-re, v. a.
1. to abase, lower, cast down.— gli occhi, to cast down the eyes; 2. to lower, humble, bring down. — l'orgoglio, to lower pride; 3. to lower, diminish. — le vele, to lower the sails; v. n. to diminish, abate, lessen. Il vento s'abbassa, the wind abates. Abassa il giorno, the day declines; v. r. to lower, degrade one's self; s. m. Abbassá-tóre, f. Abbassá-tríce; adj. Abbassá-nte.
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English
abbassare: to abase, to depresse, to suppresse, to bring low, to stoope, to decline, to bend downe, to descend, to humble, to submit, to prostrate, to alay.