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[ok-toh-ber] /ɒkˈtoʊ bər/
the tenth month of the year, containing 31 days.
Abbreviation: Oct.
British. ale or beer traditionally brewed in this month.
before 1050; Middle English, Old English < Latin Octōber the eighth month of the early Roman year, equivalent to octō- octo- + -ber, on the model of September, November, December; see December Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for October
  • This service also proved unremunerative and was withdrawn in October.
  • The city is famous for the annual martial arts festival held in October.
British Dictionary definitions for October


the tenth month of the year, consisting of 31 days
Word Origin
Old English, from Latin, from octo eight, since it was the eighth month in Roman reckoning
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for October

c.1050, from Latin October (mensis), from octo "eight," from PIE root *octo(u)- "eight" (see eight). Eighth month of the old Roman calendar (pre-46 B.C.E.), which began the year in March. For -ber see December. Replaced Old English winterfylleð. In Russian history, October Revolution (in which the Bolsheviks overthrew the Provisional Government) happened Nov. 7, but because Russia had not at that time adpoted the Gregorian calendar reform, this date was reckoned there (Old Style) as Oct. 25.

Online Etymology Dictionary, © 2010 Douglas Harper
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Encyclopedia Article for October

10th month of the Gregorian calendar. Its name is derived from octo, Latin for "eight," an indication of its position in the early Roman calendar.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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