octal

adjective
oc·​tal | \ ˈäk-tᵊl How to pronounce octal (audio) \

Definition of octal

: of, relating to, or being a number system with a base of eight

Examples of octal in a Sentence

Recent Examples on the Web To clean things up, a final sequence was entered: VERB 21 ENTER, NOUN 1 ENTER, 1010 ENTER, 77 ENTER Reversing the first step in the hack, MODREG was set back to 77 octal (63 decimal). Frank O’brien, Ars Technica, "A deep dive into the Apollo Guidance Computer, and the hack that saved Apollo 14," 30 Jan. 2020 The crew entered: VERB 11 ENTER, NOUN 10 ENTER, 30 ENTER VERB 11 was a request to monitor octal data in the first of the DSKY's three display registers. Frank O’brien, Ars Technica, "A deep dive into the Apollo Guidance Computer, and the hack that saved Apollo 14," 30 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'octal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of octal

1801, in the meaning defined above

Keep scrolling for more

Learn More about octal

Time Traveler for octal

Time Traveler

The first known use of octal was in 1801

See more words from the same year

Statistics for octal

Cite this Entry

“Octal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octal. Accessed 3 Jul. 2020.

More from Merriam-Webster on octal

Nglish: Translation of octal for Spanish Speakers

Comments on octal

What made you want to look up octal? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

A More Exception(al) Quiz

  • hot dog  hot dog  hot dog  hot dog cat
  • Which of the following words is not a synonym for ‘a young person’?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!