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nephridium
[ nuh-frid-ee-uhm ]
noun
- the excretory organ of many invertebrates, consisting of a tubule with one end opening into the body cavity and the other opening into a pore at the body surface.
nephridium
/ nɪˈfrɪdɪəm /
noun
- a simple excretory organ of many invertebrates, consisting of a tube through which waste products pass to the exterior
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Derived Forms
- neˈphridial, adjective
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Other Words From
- ne·phridi·al adjective
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Word History and Origins
Origin of nephridium1
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Word History and Origins
Origin of nephridium1
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Example Sentences
Portion of nephridium of the hindermost leg of Peripatus capensis, seen in longitudinal and vertical section.
The most important fact about them is that they disappear, and are in no way connected with the typical nephridium of the adult.
There are thus substantial reasons for believing that the nephridium grows backwards from a funnel as does the coelomoduct.
D, Optical section of a branch of the nephridium of Nephthys scolopendroides.
Externally, the nephridium opens by a vesicle, as in many Oligochaetes whose lumen is intercellular.
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