I. adverb Etymology: Medieval Latin Date: 1520 by the day ; for each day, II. adjective Date: 1809 based on use or service by the day ; daily , paid by the day, III. noun (plural ~s) Date: 1812 a daily allowance, a daily fee
PER DIEM
Meaning of PER DIEM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012