Dictionary.com
Thesaurus.com

cauliflower

American  
[kaw-luh-flou-er, -lee-, kol-uh-, kol-ee-] / ˈkɔ ləˌflaʊ ər, -li-, ˈkɒl ə-, ˈkɒl i- /

noun

  1. a form of cultivated plant, Brassica oleracea botrytis, of the mustard family, whose inflorescence forms a compact, usually whitish head.

  2. this head, used as a vegetable.


cauliflower British  
/ ˈkɒlɪˌflaʊə /

noun

  1. a variety of cabbage, Brassica oleracea botrytis, having a large edible head of crowded white flowers on a very short thick stem

  2. the flower head of this plant, used as a vegetable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cauliflower

1590–1600; < Latin cauli ( s ) cole + flower; replacing coleflorie < Italian ca ( v ) olfiore, equivalent to cavol cole + fiore < Latin flōri- (stem of flōs ) flower

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Foods rich in soluble fiber include many fruits and vegetables, such as apples, avocados, bananas, cabbage, broccoli, and cauliflower.

From Science Daily • Mar. 8, 2026

Cabbage has long been forgotten among its cruciferous counterparts — broccoli, cauliflower and kohlrabi.

From Salon • Feb. 21, 2026

The company’s menu currently has a handful of different wings, including bone-in and boneless and one made of cauliflower.

From The Wall Street Journal • Feb. 18, 2026

Araceli, seen at 16, has planted lettuce, cauliflower and broccoli in the Santa Maria Valley.

From Los Angeles Times • Nov. 20, 2025

"Maddy, sweetheart, eat your cauliflower," Momly's exhausted voice slid between me and Uncle Tony's.

From "Patina" by Jason Reynolds