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nephridium

Syllabification: (ne·phrid·i·um)
Pronunciation: /nəˈfridēəm/
Definition of nephridium

noun (plural nephridia /-ˈfridēə/)

Zoology
  • (in many invertebrate animals) a tubule open to the exterior that acts as an organ of excretion or osmoregulation. It typically has ciliated or flagellated cells and absorptive walls.

Derivatives

nephridial

Pronunciation: /-ēəl/
adjective

Origin:

late 19th century: modern Latin, from Greek nephrion (diminutive of nephros 'kidney') + the diminutive ending -idium

nephridium in other Oxford dictionaries

Definition of nephridium in the British & World English dictionary

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