Anything monthly happens once a month. A monthly paycheck will enable you to pay your monthly rent. Whew!

Monthly works well as both an adjective and an adverb, describing anything that occurs every month. You might get a monthly paycheck or make monthly phone calls to your grandmother. Or a freelance writer might write a couple of articles monthly and travel monthly to a nearby amusement park. A monthly can also be a magazine that's published once a month.

Definitions of monthly

adj of or occurring or payable every month

monthly payments”
“the monthly newsletter”
periodic, periodical
happening or recurring at regular intervals

adv occurring once a month

“they meet monthly

n a periodical that is published every month (or 12 issues per year)

Type of:
serial, serial publication, series
a periodical that appears at scheduled times

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