calends

 
Pronunciation: /ˈkalɪndz/
(also kalends)

plural noun

  • the first day of the month in the ancient Roman calendar.

Origin:

Old English (denoting an appointed time): from Old French calendes, from Latin kalendae, calendae 'first day of the month' (when accounts were due and the order of days was proclaimed); related to Latin calare and Greek kalein 'call, proclaim'