Webster’s Revised Unabridged Dictionary · 1913
Baccalaureate
Bac′ca·lau′re·ate (băk′kȧ·la̤′rē·āt), n. [NL. baccalaureatus, fr. LL. baccalaureus a bachelor of arts, fr. baccalarius, but as if fr. L. bacca lauri bayberry, from the practice of the bachelor's wearing a garland of bayberries. See Bachelor.] 1. The degree of bachelor of arts (B.A. or A.B.), the first or lowest academical degree conferred by universities and colleges.
2. A baccalaureate sermon. [U.S.]
Bac′ca·lau′re·ate, a. Pertaining to a bachelor of arts.
Baccalaureate sermon, in some American colleges, a sermon delivered as a farewell discourse to a graduating class.