Search Dictionary
Definition of cactus

cactus

/ˈkæk.təs/
cac · tus

Plural:cacti
•
Adjective:cactaceous
JUMP TO:

cactus Lexical Profile

cactus Game Scores & Validity

• noun

1

A succulent plant of the family Cactaceae, native primarily to the arid regions of the Americas, characterized by a thick, fleshy stem that stores water and typically bears spines or bristles instead of true leaves.

Example

"The towering saguaro cactus is an iconic symbol of the Sonoran Desert, capable of surviving long droughts by utilizing the water stored in its massive trunk."

Word Nuance & Usage

The plural form frequently causes hesitation; both the traditional Latin-derived 'cacti' and the anglicized 'cactuses' are considered correct and acceptable in standard English.

• Rhymes for cactus

Word Origin & Etymology

Derived from Latin 'cactus', which came from Ancient Greek 'kaktos', a word originally used to describe a completely different spiny plant (likely a cardoon or artichoke) native to Sicily.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Cactus. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/cactus
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.
Dictionary & Reference
© 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.