trental

noun5

1. •
   A set of 30 requiem masses, said once a day for a month or all in one day.
2. •
   The payment for this service.
3. •
   (no longer used) Synonym of month's mind, the commemorative service held on the 30th day after burial.
4. •
   (figurative, no longer used) Synonym of elegy, any funeral or funereal song or poem.
5. •
   (figurative, no longer used) Synonym of triacontad, any set of thirty things.