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  1. Home /
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  3. English Dictionary /
  4. month

month

/mʌnθ/
calendar month

The project will be finished in three months.

It will be completed after three calendar months.


formal

A period of time roughly equal to one twelfth of a year, usually 28–31 days.

January is the first month of the year.

January starts the calendar year.

She took a month off work to travel.

She spent a month traveling.

Months are named after the Gregorian calendar; February is the shortest.

Collocations

next monththe month following the current onelast monththe month preceding the current onemonth ofused to specify a particular month, e.g., "month of June"

Synonyms

calendar monthperiod

Antonyms

year

Related Phrases

month-endphrase
the final day of a month, often used in finance
month-longphrase
lasting for an entire month
month ofphrase
specifying a particular month

Pro Tip

Remember February

February has 28 days (29 in a leap year), making it the shortest month.

Word Origin

From Old English mōnaþ, related to 'moon' because months were originally based on lunar cycles.

Usage Notes

Use 'month' when referring to any month-long span or to a specific named month. It can also describe a recurring monthly event (e.g., "monthly meeting").

English Dictionary
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Words of the Year

The most notable words that defined each year. Discover the vocabulary that shaped our world.