/prod'i gal"i tee/ , n. , pl. prodigalities for 2, 3.
1. the quality or fact of being prodigal; wasteful extravagance in spending.
2. an instance of it.
3. lavish abundance.
[ 1300-50; ME prodigalite prodigalitas wastefulness, equiv. to prodig ( us ) extravagant + -al ( is ) -AL 1 + -itas -ITY ]