[ waw-ter-mel-uhn, wot-er- ]
See synonyms for watermelon on Thesaurus.com
  1. the large, roundish or elongated fruit of a trailing vine, Citrullus lanata, of the gourd family, having a hard, green rind and a sweet, juicy, usually pink or red pulp.

  2. the vine itself.

Origin of watermelon

First recorded in 1605–15; water + melon

Words Nearby watermelon

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use watermelon in a sentence

British Dictionary definitions for watermelon


/ (ˈwɔːtəˌmɛlən) /

  1. an African melon, Citrullus vulgaris, widely cultivated for its large edible fruit

  2. the fruit of this plant, which has a hard green rind and sweet watery reddish flesh

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