- a stone basin, with a drain, in a church or sacristy where water used at Mass is poured away
WordReference Random House Unabridged Dictionary of American English © 2017
- Religiona basin with a drain used for certain ablutions, now generally in the sacristy.
- Medieval Latin, special use of Latin piscīna a fish pond, swimming pool, equivalent. to pisc(is) fish + -īna, feminine of -īnus -ine1