month

[ muhnth ]

noun

1. Also called calendar month. any of the twelve parts, as January or February, into which the calendar year is divided.
2. the time from any day of one calendar month to the corresponding day of the next.
3. a period of four weeks or 30 days.
4. Also called so·lar month. one-twelfth of a solar or tropical year.
5. 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.
6. an unusually long period of time of indefinite length:

   I haven't seen him for months.

month

/ mʌnθ /

noun

1. one of the twelve divisions ( calendar months ) of the calendar year
2. a period of time extending from one date to a corresponding date in the next calendar month
3. a period of four weeks or of 30 days
4. 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)
5. 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)
6. Also calledlunation 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)
7. a month of Sundays informal.
   a long unspecified period

Word History and Origins

Origin of month¹

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

Word History and Origins

Origin of month¹

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

Idioms and Phrases

Idioms

1. a month of Sundays. Sunday ¹( def 4 ).

More idioms and phrases containing month

In addition to the idiom beginning with month , also see by the day (month) ; (for months) on end .

Example Sentences

In January this year, he announced that he had extended it for a further 12 months, to cover the 2024-25 academic year.

From BBC

Earlier this month, he was jailed for 12 weeks.

From BBC

The news comes a month after it was announced £2bn is to be pumped into expanding London Gateway and London Stansted Airport.

From BBC

"We got elected in July and of course nothing had been done, nothing for 18 months apart from warm words."

From BBC

So with Wales now without a fixture until March, Bellamy will have more time on his hands, having started his reign with two fixtures every month so far.

From BBC

Related Words

• age
• date
• day
• era
• future
• generation
• hour
• life
• moment
• occasion
• pace
• past
• point
• present
• season
• second
• space
• stage
• term
• turn