Definition of mensal in English:

mensal

Pronunciation /ˈmɛnsl/

adjective

historical Irish
  • In Scotland and Ireland before the Reformation, and later in the Roman Catholic Church in Ireland: designating a church, benefice, etc., appropriated to defray the expenses of a bishop or other cleric.

Origin

Late Middle English (in an earlier sense). From post-classical Latin mensalis from classical Latin mēnsa table + -ālis.