promammalianadj.

Brit.

/ˌprəʊməˈmeɪlɪən/,

/ˌprəʊmaˈmeɪlɪən/, U.S.

/ˌproʊməˈmeɪljən/,

/ˌproʊməˈmeɪliən/

Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: pro- prefix², mammalian adj.

Etymology: < pro- prefix² + mammalian adj., after scientific Latin Promammalia, plural ( Haeckel Natürliche Schöpfungsgeschichte (1868) xviii. 462). Compare slightly later promammal n.

Palaeontology and Zoology. Now chiefly historical.

Relating to or designating a group of (actual or hypothetical) animals representing the ancestors of mammals, or the most primitive form of mammal.

ΚΠ

1878 T. H. Huxley in Proc. Royal Soc. 28 404 The Mammalia have been connected with the Amphibia by some unknown ‘promammalian’ group, and not by any of the known forms of Sauropsida.

1905 Science Aug. 138/2 The Monotremes..represent the Pro-mammalian stage.

1930 W. K. Gregory in E. V. Cowdry Human Biol. & Racial Welfare iii. 72 The evolution of the primitive reptilian to the promammalian and thence to the mammalian grade.

1997 P. Morison J. T. Wilson & Confraternity of Duckmaloi v. 102 The same reasoning led them to sugest that the monotremes must also represent an offshoot of a common ‘Promammalian’ ancestor.

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

单词	promammalian
释义	promammalianadj. Brit. /ˌprəʊməˈmeɪlɪən/, /ˌprəʊmaˈmeɪlɪən/, U.S. /ˌproʊməˈmeɪljən/, /ˌproʊməˈmeɪliən/ Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: pro- prefix², mammalian adj. Etymology: < pro- prefix² + mammalian adj., after scientific Latin Promammalia, plural ( Haeckel Natürliche Schöpfungsgeschichte (1868) xviii. 462). Compare slightly later promammal n. Palaeontology and Zoology. Now chiefly historical. Relating to or designating a group of (actual or hypothetical) animals representing the ancestors of mammals, or the most primitive form of mammal. ΚΠ 1878 T. H. Huxley in Proc. Royal Soc. 28 404 The Mammalia have been connected with the Amphibia by some unknown ‘promammalian’ group, and not by any of the known forms of Sauropsida. 1905 Science Aug. 138/2 The Monotremes..represent the Pro-mammalian stage. 1930 W. K. Gregory in E. V. Cowdry Human Biol. & Racial Welfare iii. 72 The evolution of the primitive reptilian to the promammalian and thence to the mammalian grade. 1997 P. Morison J. T. Wilson & Confraternity of Duckmaloi v. 102 The same reasoning led them to sugest that the monotremes must also represent an offshoot of a common ‘Promammalian’ ancestor. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < adj.1878
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