1. Composed of things or words already compounded. A decompound leaf, one which is twice pinnated; a decompound flower, one containing smaller calyxes within a common calyx.

2. To compound a second time, or what is already compound.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• decomposing,
• decomposable,
• decompress,
• decomposition,
• Deschamp,
• deschamps,
• decomposed,
• decompose.

The adverb form of the word "decompound" is "decompounded".

The adjective form of the word "decompound" is "decompounded".

The plural of the "decompound" can be the "decompounds".

The singular of the "decompound" can be the "decompound".