Longman Dictionary of Contemporary English homepage

excretion

 noun
     
Related topics: Biology, Animals, Human
ex‧cre‧tion
1 [uncountable]HBH the process of getting rid of waste material from your body
2 [uncountable and countable]HBHHBA the waste material that people or animals get rid of from their bodies
Definition from the Longman Dictionary of Contemporary English
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