Excretion

Pronunciation
/eks-kree-SHUN/
Category
Physiology
Singular
Excretion
Plural
Excretions

Definition

The process of elimination of materials from the body. Excreted materials include metabolites, wastes, excessive and unnecessary nutrients, water, and allelochemicals.

Etymology

From Latin 'excretio', meaning 'discharge'.

Example

The Malpighian tubules are the primary organs of excretion in insects.

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