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September

American  
[sep-tem-ber] / sɛpˈtɛm bər /

noun

  1. the ninth month of the year, containing 30 days. Sept., Sep.


September British  
/ sɛpˈtɛmbə /

noun

  1. the ninth month of the year, consisting of 30 days

"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

Usage

What is September? September is the ninth month of the year in the Gregorian calendar. It has 30 days and is between August and October.In the Northern Hemisphere, September is known as the first month of the autumn season, while in the Southern Hemisphere, it’s the first month of the spring season.Much of the world celebrates International Workers Day in May, but in the United States and Canada, a similar celebration, called Labor Day, is held. It is celebrated on the first Monday of September.The Jewish holiday Rosh Hashanah, which marks the beginning of the year, is normally held in September. The holiday’s exact date changes because it is set according to the Hebrew calendar, which is based on the Moon’s cycle.Example: For many people, September is a calm month before the holidays in October, November, and December.

Other Word Forms

  • Septembral adjective

Etymology

Origin of September

First recorded before 1050; Middle English Septembre, Old English, from Latin September “seventh month” in the early Roman calendar; for formation December

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.

A commander was relieved of duty the day that investigation began last September.

From Los Angeles Times

Asked if he would reassure motorists that the increase in fuel duty would not go ahead, Sir Keir said the rate remained set until September.

From BBC

It rounded off a marathon qualification process that began in September 2023 and spanned six confederations before culminating in the high‑stakes Uefa and intercontinental play‑offs on 31 March.

From BBC

"From July to September, gas usage, especially by families and pensioners, is the lowest of any months of the year because it is the summer months," she said.

From BBC

A few days later, Air Canada announced that Rousseau, who is 68, will be retiring by September.

From BBC