Excretion - Meaning, Definition & English Examples
Excretion is the biological process by which organisms eliminate waste products and harmful substances from their bodies, such as through urine, sweat, or carbon dioxide release during breathing.
Definition:
The process of eliminating waste products from the body or an organism.
Synonyms:
elimination, discharge, secretion, expulsion
Part of Speech:
noun
Antonyms:
retention, absorption
Common Collocations:
waste excretion, bodily excretion, metabolic excretion, urinary excretion
Derivatives:
excrete, excretory
Usage Tips:
Use "excretion" to describe biological waste removal processes in living organisms.
Common Phrases:
excretion of toxins, natural excretion, excessive excretion
Etymology:
From Latin "excretio," meaning separation or discharge, derived from "excernere" (to sift out).
Examples:
- 1. The kidneys play a key role in excretion.
- 2. Plants also perform excretion through their leaves and roots.
- 3. Excretion helps maintain homeostasis in the body.
- 4. Some medications affect the rate of excretion in humans.