/may'treuh nay"lee euh, -nayl"yeuh, ma'-/ , n. , pl. Matronalia, Matronalias . ( sometimes used with a pl. v. )
an annual festival of ancient Rome held by matrons in honor of Juno.
[ 1700-10; Matronalia ( festa ), neut. pl. of MATRONALIS of, belonging to a married woman. See MATRON, -AL 1 ]