Meaning & use

bimonthly

adjective, adverb·Academic

Last updated

UK/ˌbaɪˈmʌnθli/
US/ˌbaɪˈmʌnθli/

Meanings

  1. adjectivebefore a noun

    Happening every two months.

    Grammar: Used before a noun: 'a bimonthly meeting'. For twice a month, many writers prefer 'semimonthly' to avoid confusion.

    Patterns

    • a bimonthly event
    • bimonthly payments

    The club holds a bimonthly meeting, so we meet six times a year.

    They receive a bimonthly magazine in January, March, May, and so on.

  2. adjectivebefore a noun

    Happening twice a month.

    Grammar: This meaning is less common and can cause confusion; 'semimonthly' is clearer.

    Patterns

    • a bimonthly salary
    • bimonthly payments

    Some workers are paid bimonthly, on the 1st and 15th.

    The newsletter is published bimonthly, every two weeks.

  3. adverb

    Every two months, or twice a month.

    Grammar: Comes after the verb or at the end of a clause: 'The magazine appears bimonthly.'

    Patterns

    • published bimonthly
    • meet bimonthly

    The journal is published bimonthly.

    The committee meets bimonthly to review progress.

Common combinations

bimonthly magazine
She subscribes to a bimonthly magazine about gardening.
bimonthly payments
The loan requires bimonthly payments of $200.
published bimonthly
The report is published bimonthly, so we get six issues a year.
bimonthly meeting
Our bimonthly meeting is scheduled for next Thursday.

Synonyms and how they differ

semimonthly
Means 'twice a month' and is clearer; use it when you want to avoid the ambiguity of 'bimonthly'.
biweekly
Means 'every two weeks' or 'twice a week'; like 'bimonthly', it can be ambiguous.

Word family

monthly adjective
Happening once a month.
bimonthly noun
A publication that comes out every two months.

Commonly confused: bimonthly or semimonthly? bimonthly or biweekly?

bimonthly vs semimonthly

'Semimonthly' clearly means twice a month, while 'bimonthly' can mean either every two months or twice a month. Use 'semimonthly' for the twice-a-month meaning.

bimonthly vs biweekly

'Biweekly' refers to weeks, not months: every two weeks or twice a week. Don't mix it up with 'bimonthly'.

Practice

The magazine is published bimonthly. How often does it come out?

Make it your own

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