Definition of excurrent in English:

excurrent

Syllabification: ex·cur·rent
Pronunciation: /ekˈskərənt
 
/

adjective

chiefly Zoology
(Of a vessel or opening) conveying fluid outward. The opposite of incurrent.
More example sentences
  • The basic body form of sponges consists of numerous small incurrent canals called ostia (sing. ostium) and one or more large excurrent opening called oscula (sing. osculum).
  • That is, sperm are created, concentrated and sent out the excurrent openings, sometimes in masses so dense that the sponges appear to be smoking.
  • The velocity of the excurrent stream through the osculum may be several hundred times that at the level of the choanocytes.

Origin

early 17th century: from Latin excurrent- 'running out', from the verb excurrere.

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