name, noun, slang ·1 syllable ·Moderate ·College level

Definitions

Noun

1. 1
   Abbreviation of octal. abbreviation, alt-of, informal, uncountable
2. 2
   Initialism of optical coherence tomography: an optical signal acquisition and processing method that captures high-resolution three-dimensional images from biological tissues. abbreviation, alt-of, initialism, uncountable
3. 3
   the month following September and preceding November wordnet

Proper Noun

1. 1
   Abbreviation of October. abbreviation, alt-of
2. 2
   Alternative letter-case form of Oct (“October”). alt-of
3. 3
   Initialism of Oxford Classical Texts. abbreviation, alt-of, initialism

Synonyms

All synonyms

ocococ.octoocto-october

Example

More examples

"He was born in Vancouver Oct. 23, 1976."

Etymology

Short for octal.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.