nephridialadj.
/nᵻˈfrɪdɪəl/, /nɛˈfrɪdɪəl/, U.S. /nəˈfrɪdiəl/ Zoology.
Of, relating to, or of the nature of a nephridium.
ΘΚΠ
the world > animals > invertebrates > bodies or parts > [adjective] > of or relating to excretory organ
nephridial1882
1882 Philos. Trans. (Royal Soc.) 173 417 We also detected..a mesonephros consisting of a series of isolated segmental or nephridial tubes.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 463 The nephridial epithelium..is..longitudinally striated.
1900 E. R. Lankester Treat. Zool. III. viii. 23 Whatever may be the homologies of the hydrocoel, there is..no nephridial or other excretory system in Echinoderma.
1940 L. H. Hyman Invertebrates I. ii. 37 The nephridial system of the coelomate invertebrates is of the metanephridial type, i.e., the nephridial tubules begin as coelomic openings.
1990 Jrnl. Zool. 222 542 Such a connection with oxygenated blood is characteristic of a nephridial gland associated with ionic regulation.
This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).
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adj.1882