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Synonyms

monthly

American  
[muhnth-lee] / ˈmʌnθ li /

adjective

  1. pertaining to a month, or to each month.

  2. done, happening, appearing, etc., once a month.

    a monthly magazine.

  3. computed or determined by the month.

    a monthly salary.

  4. continuing or lasting for a month.


noun

monthlies plural
  1. a periodical published once a month.

  2. Informal. Sometimes monthlies. a menstrual period.

adverb

  1. once a month; by the month.

monthly British  
/ ˈmʌnθlɪ /

adjective

  1. occurring, done, appearing, payable, etc, once every month

  2. lasting or valid for a month

    a monthly subscription

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adverb

  1. once a month

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a book, periodical, magazine, etc, published once a month

  2. informal a menstrual period

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

noun

Etymology

Origin of monthly

First recorded in 1525–35; month + -ly

Explanation

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.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The average monthly earnings for teen summer jobs is $2,959, data from ZipRecruiter show.

From MarketWatch • Jun. 8, 2026

The kingdom and other members of OPEC+ on Sunday agreed to raise oil output again in July, marking a fourth consecutive monthly increase.

From The Wall Street Journal • Jun. 8, 2026

Over rolling five-year periods since 1968, the correlation coefficient between monthly changes in gold and the GPR has varied from a low of minus 0.28 to a high of plus 0.33.

From MarketWatch • Jun. 8, 2026

His monthly ERA reached its zenith at 7.23 in his April starts, descending to its current 4.03 ERA.

From Los Angeles Times • Jun. 6, 2026

When their monthly book group met at our house, I sat at the top of the stairs in my pajamas and eavesdropped.

From "Drama High" by Michael Sokolove

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