amphibian.

/æmˈfɪbɪə/

Etymology: Latin plural amphibia (singular amphibium ), < Greek ἀμϕίβια , singular ἀμϕίβιον , living in both, and subst. (sc. animal , ζῳ̑ον ) an animal that lives in both elements; < ἀμϕί both + βίος life. The singular forms amphibion , amphibium , were formerly in use, for which, in sense 4, amphibian adj. and n. is now used.

I. sing. amphibium, -on, with pl. -a, -ums.

1. A being that lives either in water or on land, or is equally at home in either element.

ΘΚΠ

the world > life > biology > balance of nature > environment or habitat > [noun] > plant or animal inhabiting both water and land

amphibia1609

1609 P. Holland tr. A. Marcellinus Rom. Hist. xxii. xv. 212 Some live on land and water both, whereupon they are named Amphibia.

1631 Whimzies 85 A Sayler is..an amphibium that lives both on land and water.

1655 T. Fuller Church-hist. Brit. iv. 136 Like an Amphibion, He was equally active on water, and land.

1667 Philos. Trans. (Royal Soc.) 2 579 Could stay a great while under water, as Amphibiums use to do.

1865 A. Esquiros Cornwall 172 The boat can travel both on land and sea like Amphibia.

2. fig. A being of doubtful or ambiguous position.

ΘΚΠ

the mind > mental capacity > intelligibility > equivocal quality, ambiguity > [noun] > equivocal things

equivoque1614

amphibia1615

pushmi-pullyu1922

1615 J. Whalley Gods Plentie 32 Aske these amphibia what names they would haue, what are you Papists? no,..are you Protestants? no.

c1670 A. Marvell Unfort. Lover in Wks. III. 243 He both consumed, and increas'd: And languished with doubtful breath Th' amphibium of life and death.

3. A being having a double existence. rare.

ΚΠ

1823 C. Lamb Elia, Child Angel 472 Humility and Aspiration went on even-paced in the instruction of the glorious Amphibium.

II. pl. only.

4. Zool.

a. Applied by Linnæus to Reptiles in the wider sense (including Reptiles and Amphibia of mod. naturalists). Obs.

ΘΚΠ

the world > animals > reptiles > [noun] > including amphibians

amphibia1753

1753 Chambers's Cycl. Suppl. Amphibia..a class of animals, whose essential characters are, that they have either a naked, or else a scaly body..their teeth being all sharp and pointed, and without radiated fins.

b. By Cuvier to a tribe of Mammals including seals and their allies.

ΘΚΠ

the world > animals > mammals > group Unguiculata or clawed mammal > order Pinnipedia (seal, sea lion, or walrus) > [noun]

amphibia1833

pinniped1866

1833 C. Bell Hand 109 In the true Amphibia..we have the feet contracted..and the fingers webbed and converted into fins.

c. By modern zoologists since Macleay (c1819) to the fourth great division of Vertebrata, intermediate between reptiles and fishes, which in their early state breathe by gills like fishes, as frogs, newts, etc.

ΘΚΠ

the world > animals > amphibians > [noun]

amphibia1825

1825 J. Gray (title) Synopsis of the Genera of Reptiles and Amphibia.

1841 Penny Cycl. XIX. 407/1 Gray..considers the Reptiles, or scaly-skinned group, and the Amphibia, or naked-skinned group, as distinct classes.

1844 W. B. Carpenter Animal Physiol. ii. 75 Some naturalists..require the separation of the Frog tribe into a distinct class, to which the name of Amphibia..is given.

1870 G. Rolleston Forms Animal Life Introd. 61 Amphibia..cold-blooded Vertebrata..provided with gills for aquatic in addition to lungs for aerial respiration.

This entry has not yet been fully updated (first published 1884; most recently modified version published online March 2011).

单词	amphibia
释义	amphibian. /æmˈfɪbɪə/ Etymology: Latin plural amphibia (singular amphibium ), < Greek ἀμϕίβια , singular ἀμϕίβιον , living in both, and subst. (sc. animal , ζῳ̑ον ) an animal that lives in both elements; < ἀμϕί both + βίος life. The singular forms amphibion , amphibium , were formerly in use, for which, in sense 4, amphibian adj. and n. is now used. I. sing. amphibium, -on, with pl. -a, -ums. 1. A being that lives either in water or on land, or is equally at home in either element. ΘΚΠ the world > life > biology > balance of nature > environment or habitat > [noun] > plant or animal inhabiting both water and land amphibia1609 1609 P. Holland tr. A. Marcellinus Rom. Hist. xxii. xv. 212 Some live on land and water both, whereupon they are named Amphibia. 1631 Whimzies 85 A Sayler is..an amphibium that lives both on land and water. 1655 T. Fuller Church-hist. Brit. iv. 136 Like an Amphibion, He was equally active on water, and land. 1667 Philos. Trans. (Royal Soc.) 2 579 Could stay a great while under water, as Amphibiums use to do. 1865 A. Esquiros Cornwall 172 The boat can travel both on land and sea like Amphibia. 2. fig. A being of doubtful or ambiguous position. ΘΚΠ the mind > mental capacity > intelligibility > equivocal quality, ambiguity > [noun] > equivocal things equivoque1614 amphibia1615 pushmi-pullyu1922 1615 J. Whalley Gods Plentie 32 Aske these amphibia what names they would haue, what are you Papists? no,..are you Protestants? no. c1670 A. Marvell Unfort. Lover in Wks. III. 243 He both consumed, and increas'd: And languished with doubtful breath Th' amphibium of life and death. 3. A being having a double existence. rare. ΚΠ 1823 C. Lamb Elia, Child Angel 472 Humility and Aspiration went on even-paced in the instruction of the glorious Amphibium. II. pl. only. 4. Zool. a. Applied by Linnæus to Reptiles in the wider sense (including Reptiles and Amphibia of mod. naturalists). Obs. ΘΚΠ the world > animals > reptiles > [noun] > including amphibians amphibia1753 1753 Chambers's Cycl. Suppl. Amphibia..a class of animals, whose essential characters are, that they have either a naked, or else a scaly body..their teeth being all sharp and pointed, and without radiated fins. b. By Cuvier to a tribe of Mammals including seals and their allies. ΘΚΠ the world > animals > mammals > group Unguiculata or clawed mammal > order Pinnipedia (seal, sea lion, or walrus) > [noun] amphibia1833 pinniped1866 1833 C. Bell Hand 109 In the true Amphibia..we have the feet contracted..and the fingers webbed and converted into fins. c. By modern zoologists since Macleay (c1819) to the fourth great division of Vertebrata, intermediate between reptiles and fishes, which in their early state breathe by gills like fishes, as frogs, newts, etc. ΘΚΠ the world > animals > amphibians > [noun] amphibia1825 1825 J. Gray (title) Synopsis of the Genera of Reptiles and Amphibia. 1841 Penny Cycl. XIX. 407/1 Gray..considers the Reptiles, or scaly-skinned group, and the Amphibia, or naked-skinned group, as distinct classes. 1844 W. B. Carpenter Animal Physiol. ii. 75 Some naturalists..require the separation of the Frog tribe into a distinct class, to which the name of Amphibia..is given. 1870 G. Rolleston Forms Animal Life Introd. 61 Amphibia..cold-blooded Vertebrata..provided with gills for aquatic in addition to lungs for aerial respiration. This entry has not yet been fully updated (first published 1884; most recently modified version published online March 2011). < n.1609
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