monthly

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

a periodical that is published every month (or 12 issues per year)
• Hypernyms:
series, serial, serial publication

II - adjective

of or occurring or payable every month
- monthly payments
- the monthly newsletter
• Similar to:
periodic, periodical
• Derivationally related forms:
month

III - adverb

occurring once a month
- they meet monthly