[verb dee-kuh m-pound; adjective dee-kom-pound, dee-kom-pound, -kuh m-]
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  1. Botany. divided into compound divisions.
  2. composed of compounds the parts of which are also compounds, as a bipinnate leaf.

Origin of decompound

First recorded in 1605–15; de- + compound1
Related formsun·de·com·pound·ed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for decompound

Historical Examples of decompound

British Dictionary definitions for decompound


  1. (of a compound leaf) having leaflets consisting of several distinct parts
  2. made up of one or more compounds
  1. a less common word for decompose
  2. obsolete to mix with or form from one or more compounds
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