[ kaw-deks ]

noun,plural cau·di·ces [kaw-duh-seez], /ˈkɔ dəˌsiz/, cau·dex·es.Botany.
  1. the main stem of a tree, especially a palm or tree fern.

  2. the woody or thickened persistent base of an herbaceous perennial.

Origin of caudex

1820–30; <Latin: tree trunk; cf. codex

Words Nearby caudex Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use caudex in a sentence

British Dictionary definitions for caudex


/ (ˈkɔːdɛks) /

nounplural -dices (-dɪˌsiːz) or -dexes
  1. the thickened persistent stem base of some herbaceous perennial plants

  2. the woody stem of palms and tree ferns

Origin of caudex

C19: from Latin

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

Scientific definitions for caudex


[ dĕks′ ]

  1. The thickened, usually underground base of the stem of many perennial herbaceous plants, from which new leaves and flowering stems arise.

  2. The trunk of a palm or tree fern.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.