excretion

/eks'kri:ʃn /
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excretion

The body's excretion process removes waste through sweat and urine.

Definition

Noun: 1. The process of eliminating waste matter from the body: The bodily function of separating and expelling unwanted substances, such as urine, sweat, or feces, from the blood or tissues. 2. The waste matter that is eliminated: The substance or material that is discharged from the body as a result of the excretory process.

Examples of Usage
  • As a process (meaning 1):
    • The kidneys are vital organs for the excretion of metabolic wastes.
    • Sweating is a form of excretion that helps regulate body temperature.
  • As the waste product (meaning 2):
    • The laboratory analyzed the chemical composition of the animal's excretion.
    • Proper sanitation is necessary to dispose of human excretions.
Advanced Usage
  • "Excretion rate": The speed or quantity at which a substance is eliminated from the body.
    • The doctor measured the patient's creatinine excretion rate to assess kidney function.
  • In biology, the term can be used more broadly for organisms, including plants.
    • Some plants use specialized structures for the excretion of salts.
Variants and Related Words
  • Excrete (verb): To separate and discharge (waste matter) from the body.
    • The liver helps excrete toxins.
  • Excretory (adjective): Relating to the process of excretion.
    • The excretory system includes the kidneys, skin, and lungs.
  • Excreta (noun, plural): Waste matter discharged from the body, especially feces and urine.
    • The disposal of human excreta is a major public health concern.
Synonyms
  • Elimination: The act of expelling waste from the body.
  • Secretion: (Note: This is a related but distinct biological process involving the release of useful substances, like hormones or enzymes, from cells or glands. It is sometimes confused with excretion.)
  • Discharge: The action of releasing a substance.
Related Phrases
  • Excretion product: A specific waste substance resulting from excretion.
    • Urea is a major nitrogenous excretion product in mammals.
excretion

The body's excretion process removes waste through sweat and urine.

Noun
  1. waste matter (as urine or sweat but especially feces) discharged from the body
  2. the bodily process of discharging waste matter

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