rajiformadj.n.

Brit.

/ˈreɪᵻfɔːm/, U.S.

/ˈreɪəˌfɔrm/

Forms: 1800s– raiiform, 1900s– rajiform.

Origin: Formed within English, by compounding; partly modelled on a Latin lexical item. Etymons: Raja n.², -iform comb. form.

Etymology: < Raja n.² + -iform comb. form. In later use after scientific Latin Rajiformes, order name (L. S. Berg, 1940).

Zoology.

A. adj.

Having the form of a skate or ray; spec. belonging to or characteristic of the order Rajiformes, which comprises the rays, skates, and allied fishes.

ΚΠ

1880–4 F. Day Fishes Great Brit. & Ireland II. 331 These fishes..possess a squaliform stage, a raiiform stage, and a torpediform stage.

1967 Jrnl. Parasitol. 53 470/2 Data are not available for the rajiform families Mobulidae (mantas) or Pristidae (sawfishes).

1971 C. C. Lindsey in W. S. Hoar & D. J. Randall Fish Physiol. VII. 35 Their tremendously mobile pectorals produce a graceful rajiform swimming motion.

1999 Biol. Bull. 196 22/2 Although the average TMAO content in the abyssal species was not quite significantly greater than in the bathyal one, both were well above that previously reported for rajiform skates.

B. n.

A fish of the order Rajiformes; a ray, skate, or allied fish.

ΘΚΠ

the world > animals > fish > subclass Elasmobranchii > order Hypotremata > [noun] > family Rajidae > miscellaneous types

miller1620

white horse1686

friar-skate1811

thornback skate1875

tobacco-box1877

blonde ray1925

rajiform1976

1976 Gen. & Compar. Endocrinol. 29 360 Until recently the existence of a functional pituitary-adrenocortical axis in the elasmobranch fishes was the subject of conflicting reports. Evidence strongly supports a functional axis in the rajiforms.

1992 Copeia No. 2. 505/1 Morphologically, Squatina agrees with rajiforms, squaloids..and some galeoids in various aspects.

This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).

单词	rajiform
释义	rajiformadj.n. Brit. /ˈreɪᵻfɔːm/, U.S. /ˈreɪəˌfɔrm/ Forms: 1800s– raiiform, 1900s– rajiform. Origin: Formed within English, by compounding; partly modelled on a Latin lexical item. Etymons: Raja n.², -iform comb. form. Etymology: < Raja n.² + -iform comb. form. In later use after scientific Latin Rajiformes, order name (L. S. Berg, 1940). Zoology. A. adj. Having the form of a skate or ray; spec. belonging to or characteristic of the order Rajiformes, which comprises the rays, skates, and allied fishes. ΚΠ 1880–4 F. Day Fishes Great Brit. & Ireland II. 331 These fishes..possess a squaliform stage, a raiiform stage, and a torpediform stage. 1967 Jrnl. Parasitol. 53 470/2 Data are not available for the rajiform families Mobulidae (mantas) or Pristidae (sawfishes). 1971 C. C. Lindsey in W. S. Hoar & D. J. Randall Fish Physiol. VII. 35 Their tremendously mobile pectorals produce a graceful rajiform swimming motion. 1999 Biol. Bull. 196 22/2 Although the average TMAO content in the abyssal species was not quite significantly greater than in the bathyal one, both were well above that previously reported for rajiform skates. B. n. A fish of the order Rajiformes; a ray, skate, or allied fish. ΘΚΠ the world > animals > fish > subclass Elasmobranchii > order Hypotremata > [noun] > family Rajidae > miscellaneous types miller1620 white horse1686 friar-skate1811 thornback skate1875 tobacco-box1877 blonde ray1925 rajiform1976 1976 Gen. & Compar. Endocrinol. 29 360 Until recently the existence of a functional pituitary-adrenocortical axis in the elasmobranch fishes was the subject of conflicting reports. Evidence strongly supports a functional axis in the rajiforms. 1992 Copeia No. 2. 505/1 Morphologically, Squatina agrees with rajiforms, squaloids..and some galeoids in various aspects. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < adj.n.1880
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