pro rata

Definition from Wiktionary, a free dictionary

[edit] English

[edit] Etymology

Latin pro, according to + ratus, calculated

[edit] Adverb

pro rata (not comparable)

1. (of an allocation) In proportion to some factor that can be exactly calculated.

   Tenants who have given 30 days' notice who do not leave on the last day of the month will be credited on a pro rata basis.

   The workers' overtime is calculated on pro rata basis.