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oct.
2abbreviation for
- octavo.
Oct.
3abbreviation for
- October.
Oct
1abbreviation for
- October
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Example Sentences
He may have been relieved to head for Westminster as a Member of Parliament on Oct. 1, 1386.
CJ Grisham, president of Open Carry Texas (OCT), was more forthcoming.
On Oct. 7, I bought my ticket to Kiev 45 minutes before my flight.
In an Oct. 31 poll from Washington, 12 percent of women claimed they were undecided about Initiative 502.
She and her family arrived in Lebanon on Oct. 17, 2012, at 1:34 p.m.—she marked it in her diary.
She had been taken up in Oct. 1556, for non-attendance, and released upon a strong injunction to mind her conduct.
By way of England we have dates from Montevideo to the 12th Oct.
They remained at Balmoral till the 10th Oct., on the morning of which day they departed for the South.
When the matter was brought into the Chamber (Oct. 13, 1902,) protests went up eloquently from a number of indignant deputies.
Convention of Oct. 11, 1909, regarding the international circulation of motor cars.
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Words That Use Oct-
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-.
Examples of oct-
One example of a term that features the combining form oct- is octad, “a group or series of eight.” Octad comes from Greek oktás, which uses the equivalent of the form oct-.
The form oct- means “eight,” while the -ad portion of the word is a suffix denoting “a group or unit.” Octad literally translates to “a group of eight.”
What are some words that use the combining form oct-?
- octane
- octave (using the equivalent form of oct- in Latin)
- octennial (using the equivalent form of oct- in Latin)
- octet
- octillion (using the equivalent form of oct- in French)
What are some other forms that oct- may be commonly confused with?
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