isogeothermn.

/ʌɪsəʊˈdʒiːəʊθəːm/

Etymology: < iso- comb. form + Greek γεω- earth + θέρμη heat, θερμός hot: compare geothermic, etc.

Physical Geography.

A line or surface (usually imaginary) connecting points in the interior of the earth having the same temperature; an isogeothermal line.

ΘΚΠ

the world > matter > properties of materials > temperature > [noun] > isothermal line or surface > connecting points in earth's interior

isogeotherm1864

geothermal1895

geotherm1908

1864 in Webster's Amer. Dict. Eng. Lang.

1877 J. Le Conte Elements Geol. (1879) ii. 78 If the rate of increase were everywhere the same, the isogeotherms would be everywhere concentric.

1881 J. W. Judd Volcanoes xii. 359 The isogeotherms, or lines indicating the depths at which the same mean temperature is found within the earth's crust.

Derivatives

isogeoˈthermal adj.

ΘΚΠ

the world > matter > properties of materials > temperature > [adjective] > lines or surfaces of equal temperature > in earth's interior

isogeothermal1831

1831 H. T. De la Beche Geol. Man. i. 15 If we draw lines through all the points which have the same terrestrial temperature, these isogeothermal lines resemble the isothermal, as they are parallel to the equator, but diverge from it in several points.

1834 M. Somerville On Connexion Physical Sci. (1849) 289 Lines drawn through all those points in the upper strata of the globe which have the same mean annual temperature..are isogeothermal lines.

Categories »

isogeoˈthermic adj. of the nature of an isogeotherm; indicating equal temperatures in the interior of the earth.

This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2021).

单词	isogeotherm
释义	isogeothermn. /ʌɪsəʊˈdʒiːəʊθəːm/ Etymology: < iso- comb. form + Greek γεω- earth + θέρμη heat, θερμός hot: compare geothermic, etc. Physical Geography. A line or surface (usually imaginary) connecting points in the interior of the earth having the same temperature; an isogeothermal line. ΘΚΠ the world > matter > properties of materials > temperature > [noun] > isothermal line or surface > connecting points in earth's interior isogeotherm1864 geothermal1895 geotherm1908 1864 in Webster's Amer. Dict. Eng. Lang. 1877 J. Le Conte Elements Geol. (1879) ii. 78 If the rate of increase were everywhere the same, the isogeotherms would be everywhere concentric. 1881 J. W. Judd Volcanoes xii. 359 The isogeotherms, or lines indicating the depths at which the same mean temperature is found within the earth's crust. Derivatives isogeoˈthermal adj. ΘΚΠ the world > matter > properties of materials > temperature > [adjective] > lines or surfaces of equal temperature > in earth's interior isogeothermal1831 1831 H. T. De la Beche Geol. Man. i. 15 If we draw lines through all the points which have the same terrestrial temperature, these isogeothermal lines resemble the isothermal, as they are parallel to the equator, but diverge from it in several points. 1834 M. Somerville On Connexion Physical Sci. (1849) 289 Lines drawn through all those points in the upper strata of the globe which have the same mean annual temperature..are isogeothermal lines. Categories » isogeoˈthermic adj. of the nature of an isogeotherm; indicating equal temperatures in the interior of the earth. This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2021). < n.1831
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