I. month ‧ ly 1 /ˈmʌnθli/ BrE AmE adjective [only before noun]
1 . happening once a month:
The mortgage is payable in monthly instalments.
a monthly publication
2 . used to talk about the total amount of something that is received, paid, measured, or calculated in a month:
a monthly salary of $850
a monthly rainfall of four inches
3 . a monthly ticket, ↑ pass etc can be used for a period of one month
—monthly adverb :
They meet monthly to discuss progress.
II. monthly 2 BrE AmE noun ( plural monthlies ) [countable]
a magazine that appears once a month:
a leading women’s monthly