nephridium
Americannoun
noun
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of nephridium
From New Latin, dating back to 1875–80; see origin at nephr-, -idium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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Beating cilia at the opening of the nephridium draw water from the coelom into a tubule.
From Textbooks ● Jun. 9, 2022
The nephridium is connected to the barrier separating the compartments, and consists of a long coil connected to a trumpet-like bell.
From Textbooks ● Jan. 1, 2015
Near this and less advanced into the branchial chamber is the single renal organ or nephridium r with its opening to the exterior r′.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various
A growth both of the funnel, which becomes multicellular, and of the rest of the nephridium produces the adult nephridia of the genera mentioned.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
Externally, the nephridium opens by a vesicle, as in many Oligochaetes whose lumen is intercellular.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
For example, contractile vacuoles are common in microorganisms; flame cells and nephridia in certain species and worms, and Malpighian tubules in insects are other examples of excretory systems.
From Textbooks ● Jun. 9, 2022
Typically, body fluid enters nephridia and becomes more concentrated as it moves through the tubes.
From Textbooks ● Jan. 1, 2018
Respiration is facilitated by a pair of ctenidia, whereas excretion and osmoregulation are brought about by a pair of nephridia.
From Textbooks ● Jan. 1, 2015
A pair of nephridia is present within the mantle cavity.
From Textbooks ● Jan. 1, 2015
In this genus it develops no perivisceral portion, as in other groups, but gives rise solely to the nephridia and to the reproductive organs.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
