oct-

¹ American  

1. variant of octa- or octo- before a vowel.

   octal.

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oct. ² American  

abbreviation

1. octavo.

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Oct. ³ American  

abbreviation

1. October.

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Oct ¹ British  

abbreviation

1. October

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oct- ² British  

combining form

1. (used before a vowel) a variant of octo-

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Usage

What does oct- mean? Oct- is a combining form used like a prefix meaning “eight.” It is used in a great many scientific and technical terms.Octo- comes from the Greek oktṓ, meaning “eight.” The Latin equivalent, which is almost identical in spelling and pronunciation, is octō.What are variants of oct-?Oct- is a variant of octa- or octo-, which loses its -a- or -o- when combined with words or word elements beginning with vowels.Want to know more? Check out our Words That Use entries for both octa- and octo-.

Example Sentences

Misfortune has piled on the supreme leader since the Oct.

From The Wall Street Journal

The current segment focuses on the 19th and early 20th centuries, while the following iteration, opening Oct.

From The Wall Street Journal

I took a screengrab video of my application status on the ICE portal as of Oct.

From Slate

Jaime Moore said he is taking a forward-looking approach and is not seeking to assign blame for changes to the Oct.

From Los Angeles Times

Notice the weakness commenced with a bearish evening star completed on Oct.

From Barron's