pronephricadj.

Brit.

/prəʊˈnɛfrɪk/, U.S.

/proʊˈnɛfrɪk/

Origin: Formed within English, by derivation. Etymons: English pronephron , pronephros n., -ic suffix.

Etymology: < pronephron, variant of pronephros n. + -ic suffix. Compare mesonephric adj., metanephric adj.

Embryology and Zoology.

Of or relating to the pronephros; spec. designating the Müllerian duct.

ΘΚΠ

the world > animals > animal body > general parts > substance or secretion and excretion > [adjective] > relating to primitive kidney > relating to division of primitive kidney

pronephric1877

pronephridian1881

1877 E. R. Lankester in Q. Jrnl. Microsc. Sci. 17 429 The pronephron (Kopfnieren) aborts, the pronephric duct becomes the oviduct; it is frequently called Müller's duct.

1897 Amer. Naturalist 31 938 Certain anatomical characteristics of the Vertebrates... The general arrangement of the mesoderm, the pronephric duct, and the head.

1939 T. L. Green Pract. Animal Biol. ii. 227 Make a diagram to show the segmental duct, nephrostome and pronephric tubules as seen in sections of tadpoles at the time of hatching.

1958 C. K. Weichert Anat. Chordates (ed. 2) ii. vii. 242 The pronephros in anamniotes actually consists of a varying number of anteriorly located pronephric tubules.

1993 Developmental Biol. 159 338 In most amphibians the pronephric duct is formed by active migration of the pronephric duct rudiment (PDR) cells along a predetermined pathway.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	pronephric
释义	pronephricadj. Brit. /prəʊˈnɛfrɪk/, U.S. /proʊˈnɛfrɪk/ Origin: Formed within English, by derivation. Etymons: English pronephron , pronephros n., -ic suffix. Etymology: < pronephron, variant of pronephros n. + -ic suffix. Compare mesonephric adj., metanephric adj. Embryology and Zoology. Of or relating to the pronephros; spec. designating the Müllerian duct. ΘΚΠ the world > animals > animal body > general parts > substance or secretion and excretion > [adjective] > relating to primitive kidney > relating to division of primitive kidney pronephric1877 pronephridian1881 1877 E. R. Lankester in Q. Jrnl. Microsc. Sci. 17 429 The pronephron (Kopfnieren) aborts, the pronephric duct becomes the oviduct; it is frequently called Müller's duct. 1897 Amer. Naturalist 31 938 Certain anatomical characteristics of the Vertebrates... The general arrangement of the mesoderm, the pronephric duct, and the head. 1939 T. L. Green Pract. Animal Biol. ii. 227 Make a diagram to show the segmental duct, nephrostome and pronephric tubules as seen in sections of tadpoles at the time of hatching. 1958 C. K. Weichert Anat. Chordates (ed. 2) ii. vii. 242 The pronephros in anamniotes actually consists of a varying number of anteriorly located pronephric tubules. 1993 Developmental Biol. 159 338 In most amphibians the pronephric duct is formed by active migration of the pronephric duct rudiment (PDR) cells along a predetermined pathway. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < adj.1877
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