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n. Ecclesiastical A stiff square cap with three or four ridges across the crown. Birettas are worn especially by Roman Catholic clergy and are black for priests, purple for bishops, and red for cardinals.

n. A square cap, originally with four ridges across the top, surmounted by a tuft, worn by Roman Catholic clergy (and by some in the Anglican Church). A three-sided biretta is worn by Roman Catholic clergy for liturgical celebrations.

n. Same as berretta.

n. Originally, any small cap worn as distinctive of a trade or profession; afterward, a scholastic cap, or such as was worn indoors by members of the learned professions; now, in the Roman Catholic Church, the ecclesiastical cap.

n. BY extension, a Tunis cap; a smoking-cap.

n. a stiff cap with ridges across the crown; worn by Roman Catholic clergy

"Etymologically, the word biretta is Italian in origin and would more correctly be written beretta (cf. however the French barette and the Spanish bireta)."

cap   

berretta   

biretta'd   

scapular    chimere    rochet    mitre    capote    basset    barrette    skullcap    tarboosh    cassock