altitudinaladj.

Brit.

/altᵻˈtjuːdᵻn(ə)l/,

/altᵻˈtjuːdn̩(ə)l/,

/altᵻˈtʃuːdᵻn(ə)l/,

/altᵻˈtʃuːdn̩(ə)l/, U.S.

/ˌæltəˈt(j)udənl/,

/ˌæltəˈt(j)udn̩əl/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin altitūdin- , altitūdō , -al suffix¹.

Etymology: < classical Latin altitūdin-, altitūdō altitude n. + -al suffix¹. Compare post-classical Latin altitudinalis (14th cent. in a British source). Compare earlier altitudinous adj.

1. Of or relating to height, or degree of elevation, above the horizon, the surface of the earth, or sea level.

ΘΚΠ

the world > space > relative position > high position > [adjective] > relating to height above the ground or sea level

altitudinal1742

1742 J. Squire Proposal Discovering our Longitude 38 The Longitude Latitude and Logitude of each to be counted..from and to the same one determined Point: which here, are always; either from the South-West and altitudinal Point, to the North East nialtitudinal Point; or from the North-West altitudinal Point, to the South-East nialtitudinal Point.

1778 Philos. Trans. (Royal Soc.) 68 716 The altitudinal difference between the two given points.

1861 H. Macmillan Footnotes from Nature 8 The immense altitudinal range of these plants.

1883 Nature 22 Feb. 395/1 Altitudinal measurements..for fixing the parallax of the aurora borealis.

1926 Jrnl. Ecol. 14 180 The altitudinal zonation..of the plant communities of meadowland has long been studied in Russia.

1978 Nature 12 Oct. 493/1 Climate has been called upon to explain both areal and altitudinal variations in the character of karstlands.

2006 Nat. New Eng. Winter 25/1 Autumn is a great time to observe the altitudinal changes in tree species on the side of a mountain.

2. Relating to or involving movement or action in a vertical direction; (of a rotor) rotating about an axis parallel to a surface of interest.

ΚΠ

1839 Jrnl. Franklin Inst. 27 245 Thereby destroying or relieving the altitudinal pressure of vapours generated by the ice.

1845 Rep. Plans Manure in Sewage Water (London Sewage Co.) 10 An altitudinal pressure of 120 feet of water.

1908 Lancet 21 Mar. 356/2 There was slight but definite horizontal nystagmus... Altitudinal motions were normal.

1954 Trans. Inst. Brit. Geographers No. 20. 64 It is in effect applying essentially the same principle..but operating it in the reverse altitudinal direction.

2007 B. A. Northrop et al. in W. A. Goddard et al. Handbk. Nanoscience, Engin. & Technol. (ed. 2) 11-33 (caption) Structures of dipolar and nonpolar altitudinal molecular rotors.

3. Medicine. Of hemianopia and similar conditions: affecting the upper or the lower half of the visual field.

ΚΠ

1884 Arch. Ophthalmol. 13 301 The literature of altitudinal—i.e., superior or inferior—hemianopia is very meagre.

1920 C. H. May Man. Dis. Eye (ed. 9) xx. 291 Another rare form of hemianopsia is altitudinal (inferior or superior).

2011 R. M. Bauer in K. M. Heilman & E. Valenstein Clin. Neuropsychol. (ed. 5) xi. 257/1 Superior field defects (either altitudinal hemianopia or superior quadrantanopia) are most common.

This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).

单词	altitudinal
释义	altitudinaladj. Brit. /altᵻˈtjuːdᵻn(ə)l/, /altᵻˈtjuːdn̩(ə)l/, /altᵻˈtʃuːdᵻn(ə)l/, /altᵻˈtʃuːdn̩(ə)l/, U.S. /ˌæltəˈt(j)udənl/, /ˌæltəˈt(j)udn̩əl/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin altitūdin- , altitūdō , -al suffix¹. Etymology: < classical Latin altitūdin-, altitūdō altitude n. + -al suffix¹. Compare post-classical Latin altitudinalis (14th cent. in a British source). Compare earlier altitudinous adj. 1. Of or relating to height, or degree of elevation, above the horizon, the surface of the earth, or sea level. ΘΚΠ the world > space > relative position > high position > [adjective] > relating to height above the ground or sea level altitudinal1742 1742 J. Squire Proposal Discovering our Longitude 38 The Longitude Latitude and Logitude of each to be counted..from and to the same one determined Point: which here, are always; either from the South-West and altitudinal Point, to the North East nialtitudinal Point; or from the North-West altitudinal Point, to the South-East nialtitudinal Point. 1778 Philos. Trans. (Royal Soc.) 68 716 The altitudinal difference between the two given points. 1861 H. Macmillan Footnotes from Nature 8 The immense altitudinal range of these plants. 1883 Nature 22 Feb. 395/1 Altitudinal measurements..for fixing the parallax of the aurora borealis. 1926 Jrnl. Ecol. 14 180 The altitudinal zonation..of the plant communities of meadowland has long been studied in Russia. 1978 Nature 12 Oct. 493/1 Climate has been called upon to explain both areal and altitudinal variations in the character of karstlands. 2006 Nat. New Eng. Winter 25/1 Autumn is a great time to observe the altitudinal changes in tree species on the side of a mountain. 2. Relating to or involving movement or action in a vertical direction; (of a rotor) rotating about an axis parallel to a surface of interest. ΚΠ 1839 Jrnl. Franklin Inst. 27 245 Thereby destroying or relieving the altitudinal pressure of vapours generated by the ice. 1845 Rep. Plans Manure in Sewage Water (London Sewage Co.) 10 An altitudinal pressure of 120 feet of water. 1908 Lancet 21 Mar. 356/2 There was slight but definite horizontal nystagmus... Altitudinal motions were normal. 1954 Trans. Inst. Brit. Geographers No. 20. 64 It is in effect applying essentially the same principle..but operating it in the reverse altitudinal direction. 2007 B. A. Northrop et al. in W. A. Goddard et al. Handbk. Nanoscience, Engin. & Technol. (ed. 2) 11-33 (caption) Structures of dipolar and nonpolar altitudinal molecular rotors. 3. Medicine. Of hemianopia and similar conditions: affecting the upper or the lower half of the visual field. ΚΠ 1884 Arch. Ophthalmol. 13 301 The literature of altitudinal—i.e., superior or inferior—hemianopia is very meagre. 1920 C. H. May Man. Dis. Eye (ed. 9) xx. 291 Another rare form of hemianopsia is altitudinal (inferior or superior). 2011 R. M. Bauer in K. M. Heilman & E. Valenstein Clin. Neuropsychol. (ed. 5) xi. 257/1 Superior field defects (either altitudinal hemianopia or superior quadrantanopia) are most common. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021). < adj.1742
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