Nouns Starting with OCT and Containing A

This list gathers 39 English nouns starting with OCT and containing A, such as Octave, Octagon, Octane, Octogenarian, Octal, Octavo and Octahedron. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review pluralization and capitalization rules.

Refine list...
JUMP:
Sort:
Group:
Case:
View:
JUMP TO:
Select any word to view available definitions & photosSelect any word for details
Starts with OCTA24 words
octave
octagon
octane
octal
octavo
octahedron
octant
octanol
octahedrite
octapeptide
octad
octameter
octans
octangle
octaplas
octarchy
octastyle
octastich
octachord
octaploidy
octapla
octapody
octakishexahedron
octastichon
Starts with OCTE1 words
octennial
Starts with OCTI2 words
octingentenary
octingenary
Starts with OCTO10 words
octogenarian
octopamine
octosyllabic
octonary
octosyllable
octopodan
octogenary
octocentenary
octonarius
octonarian
Starts with OCTU1 words
octuplicate

•Browse Nouns by Letter (A to Z)

Select a starting letter to browse nouns
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.