thalwegn.

Brit.

/ˈtɑːlvɛɡ/,

/ˈθɑːlvɛɡ/,

/ˈtɑːlvɛx/, U.S.

/ˈtælˌvɛɡ/

Forms: Also talweg (after the reformed German spelling).

Etymology: German thalweg bottom path of a valley, < thal valley (see dale n.¹) + weg way n.¹ and int.¹ Also in French (1815 Traité de Paris, Littré).

Geography.

The line in the bottom of a valley in which the slopes of the two sides meet, and which forms a natural watercourse; also the line following the deepest part of the bed or channel of a river or lake.

ΘΚΠ

the world > the earth > water > rivers and streams > stream > [noun] > watercourse or channel

runeOE

sitchOE

pipeOE

sichetc1133

guttera1300

siket1300

sikec1330

watergate1368

gole?a1400

gotea1400

flout14..

aa1430

trough1513

guta1552

race1570

lode1572

canala1576

ditch1589

trink1592

leam1601

dike1616

runlet1630

stell1651

nullah1656

course1665

drain1700

lade1706

droke1772

regimen1797

draught1807

adit1808

sluit1818

thalweg1831

runway1874

the world > the earth > land > landscape > low land > valley > [noun] > part of

bittemlOE

rakelOE

becka1642

axis1830

thalweg1831

sole1880

1831 W. Whewell Let. 22 Feb. in I. Todhunter William Whewell (1876) II. 113 For thalweg and riggin' I do not think you can do better than take daleway and ridge~way.

1862 F. C. L. Wraxall tr. V. Hugo Les Misérables v. xxii The grand sewer running along the thalweg of the valley.

1882 Harper's Mag. Jan. 275 Thalweg..is a German geographical term, employed in the records of the congress of Berlin, which designates the line of lowest level formed by the two opposite slopes of a valley.

1894 Agreemt. betw. Great Brit. & Congo State in Parl. Papers Eng. 12 May XCVI. 26 Thence it [the boundary] shall follow the ‘thalweg’ of the Nile southwards to Lake Albert.

1897 Educat. Rev. XIII. 89 This thalweg which forms a nearly continuous waterway from the Volga to the Amur.

1937 Geogr. Jrnl. 89 260 The development of a terrace..involves two clearly distinguishable phases—firstly, the formation of a continuous flood plain, and secondly, the incision of the talweg below it.

1946 L. D. Stamp Britain's Struct. & Scenery v. 49 Soundings show that the floor of a ria, the old river talweg, slopes steadily seawards and there is no ‘lip’.

1966 J. S. Hardman tr. R. Boulanger Middle East 608 Whilst conducting excavations towards the thalweg of the Kidron valley the Franco-British expedition discovered the remains of a rampart belonging to the Canaanaean (or Jebusite) Jerusalem.

1968 R. W. Fairbridge Encycl. Geomorphol. 1149/1 The opposite of the talweg itself is a divide, i.e., the lines joining all high points in topography.

This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022).

单词	thalweg
释义	thalwegn. Brit. /ˈtɑːlvɛɡ/, /ˈθɑːlvɛɡ/, /ˈtɑːlvɛx/, U.S. /ˈtælˌvɛɡ/ Forms: Also talweg (after the reformed German spelling). Etymology: German thalweg bottom path of a valley, < thal valley (see dale n.¹) + weg way n.¹ and int.¹ Also in French (1815 Traité de Paris, Littré). Geography. The line in the bottom of a valley in which the slopes of the two sides meet, and which forms a natural watercourse; also the line following the deepest part of the bed or channel of a river or lake. ΘΚΠ the world > the earth > water > rivers and streams > stream > [noun] > watercourse or channel runeOE sitchOE pipeOE sichetc1133 guttera1300 siket1300 sikec1330 watergate1368 gole?a1400 gotea1400 flout14.. aa1430 trough1513 guta1552 race1570 lode1572 canala1576 ditch1589 trink1592 leam1601 dike1616 runlet1630 stell1651 nullah1656 course1665 drain1700 lade1706 droke1772 regimen1797 draught1807 adit1808 sluit1818 thalweg1831 runway1874 the world > the earth > land > landscape > low land > valley > [noun] > part of bittemlOE rakelOE becka1642 axis1830 thalweg1831 sole1880 1831 W. Whewell Let. 22 Feb. in I. Todhunter William Whewell (1876) II. 113 For thalweg and riggin' I do not think you can do better than take daleway and ridge~way. 1862 F. C. L. Wraxall tr. V. Hugo Les Misérables v. xxii The grand sewer running along the thalweg of the valley. 1882 Harper's Mag. Jan. 275 Thalweg..is a German geographical term, employed in the records of the congress of Berlin, which designates the line of lowest level formed by the two opposite slopes of a valley. 1894 Agreemt. betw. Great Brit. & Congo State in Parl. Papers Eng. 12 May XCVI. 26 Thence it [the boundary] shall follow the ‘thalweg’ of the Nile southwards to Lake Albert. 1897 Educat. Rev. XIII. 89 This thalweg which forms a nearly continuous waterway from the Volga to the Amur. 1937 Geogr. Jrnl. 89 260 The development of a terrace..involves two clearly distinguishable phases—firstly, the formation of a continuous flood plain, and secondly, the incision of the talweg below it. 1946 L. D. Stamp Britain's Struct. & Scenery v. 49 Soundings show that the floor of a ria, the old river talweg, slopes steadily seawards and there is no ‘lip’. 1966 J. S. Hardman tr. R. Boulanger Middle East 608 Whilst conducting excavations towards the thalweg of the Kidron valley the Franco-British expedition discovered the remains of a rampart belonging to the Canaanaean (or Jebusite) Jerusalem. 1968 R. W. Fairbridge Encycl. Geomorphol. 1149/1 The opposite of the talweg itself is a divide, i.e., the lines joining all high points in topography. This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022). < n.1831
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