month

[ muhnth ]

/ mʌnθ /

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noun

Also called calendar month. any of the twelve parts, as January or February, into which the calendar year is divided.

the time from any day of one calendar month to the corresponding day of the next.

a period of four weeks or 30 days.

Also called so·lar month. one-twelfth of a solar or tropical year.

Also called lu·nar month . the period of a complete revolution of the moon around the earth, as the period between successive new moons (synodic month ), equal to 29.531 days, or the period between successive conjunctions with a star (sidereal month ), equal to 27.322 days, or the period between successive perigees (anomalistic month ), equal to 27.555 days, or the period between successive similar nodes (nodical month, or draconic month ), equal to 27.212 days.

an unusually long period of time of indefinite length: I haven't seen him for months.

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Idioms about month

a month of Sundays. Sunday¹ (def. 4).

Origin of month

First recorded before 900; Middle English; Old English mōnath; cognate with Old High German mānōd, Old Norse mānathr. See moon

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use month in a sentence

As part of that effort, Said received weapons training for months, sources told The Daily Beast.
U.S. Spies See Al Qaeda Fingerprints on Paris Massacre|Shane Harris, Nancy A. Youssef|January 8, 2015|DAILY BEAST
What 15 months in a federal correction institution will be like, according to a man who counsels to-be inmates.
How a ‘Real Housewife’ Survives Prison: ‘I Don’t See [Teresa Giudice] Having a Cakewalk Here’|Michael Howard|January 6, 2015|DAILY BEAST
After four or five months of casual interaction, they realized they both had lost a young parent to cancer.
Everyone at This Dinner Party Has Lost Someone|Samantha Levine|January 6, 2015|DAILY BEAST
All the slots for arrivals and departures are allocated months in advance.
Annoying Airport Delays Might Prevent You From Becoming the Next AirAsia 8501|Clive Irving|January 6, 2015|DAILY BEAST

A few months later, after their children were born, we visited the men and women again.
How Good Dads Can Change the World|Gary Barker, PhD, Michael Kaufman|January 6, 2015|DAILY BEAST
I waited three months more, in great impatience, then sent him back to the same post, to see if there might be a reply.
The Boarded-Up House|Augusta Huiell Seaman
For several months he remained under a political cloud, charged with incompetency to quell the Philippine Rebellion.
The Philippine Islands|John Foreman
The associations of place recall her strange interview with Mr. Longcluse but a few months before.
Checkmate|Joseph Sheridan Le Fanu
A little boy aged two years and four months was deprived of a pencil from Thursday to Sunday for scribbling on the wall-paper.
Children's Ways|James Sully
One old aunt in particular visited him twice a year, and stayed six months each time.
The Book of Anecdotes and Budget of Fun;|Various

British Dictionary definitions for month

month

/ (mʌnθ) /

noun

one of the twelve divisions (calendar months) of the calendar year

a period of time extending from one date to a corresponding date in the next calendar month

a period of four weeks or of 30 days

the period of time (tropical month) taken by the moon to return to the same longitude after one complete revolution around the earth; 27.321 58 days (approximately 27 days, 7 hours, 43 minutes, 4.5 seconds)

the period of time (sidereal month) taken by the moon to make one complete revolution around the earth, measured between two successive conjunctions with a distant star; 27.321 66 days (approximately 27 days, 7 hours, 43 minutes, 11 seconds)

Also called: lunation the period of time (lunar or synodic month) taken by the moon to make one complete revolution around the earth, measured between two successive new moons; 29.530 59 days (approximately 29 days, 12 hours, 44 minutes, 3 seconds)

a month of Sundays informal a long unspecified period

Other words from month

Related adjective: mensal

Word Origin for month

Old English mōnath; related to Old High German mānōd, Old Norse mānathr; compare Gothic mena moon

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 Idioms and Phrases with month

month

In addition to the idiom beginning with month

month of Sundays, a

also see:

by the day (month)
(for months) on end

month

Idioms about month

Origin of month

Words related to month

How to use month in a sentence

British Dictionary definitions for month

Other words from month

Word Origin for month

Other Idioms and Phrases with month