ne·phrid·i·um | \ ni-ˈfri-dē-əm 
\
\ plural nephridia\ ni-ˈfri-dē-ə \
\Definition of nephridium
: a tubular glandular excretory organ characteristic of various invertebrates
Other Words from nephridium
nephridial \ ni-ˈfri-dē-əl \ adjective
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More Definitions for nephridium
nephridium
nounne·phrid·i·um | \ ni-ˈfrid-ē-əm \
\ plural nephridia\ -ē-ə \
\Medical Definition of nephridium
: an excretory organ that is characteristic of various coelomate invertebrates (as annelid worms, mollusks, brachiopods, and some arthropods), occurs paired in each body segment or as a single pair serving the whole body, typically consists of a tube opening at one end into the coelom and discharging at the other end on the exterior of the body, is often lengthened and convoluted, and has glandular walls
Other Words from nephridium
nephridial \ -ē-əl \ adjective
\ adjectiveComments on nephridium
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The first known use of nephridium was in 1877
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