undercliftn.

Origin: Formed within English, by derivation. Etymons: under- prefix¹, clift n.

Etymology: < under- prefix¹ + clift n.Previous versions of the OED give the stress as: ˈunderclift.

(under- prefix¹ 2b(b).)

ΘΚΠ

the world > the earth > minerals > mineral deposits > features of stratum or vein > [noun] > material below > below coal

thill1329

underclay1660

sloom1803

underclift1840

warrant1847

swad1860

spavin1870

undercliff1883

under-earth1883

1840 W. Logan in Trans. Geol. Soc. 2nd Ser. VI. 491 In South Wales, immediately below every regular seam of coal,..lies a bed of clay, which is commonly called underclay, underclift, understone.

This entry has not yet been fully updated (first published 1921; most recently modified version published online December 2021).

单词	underclift
释义	undercliftn. Origin: Formed within English, by derivation. Etymons: under- prefix¹, clift n. Etymology: < under- prefix¹ + clift n.Previous versions of the OED give the stress as: ˈunderclift. (under- prefix¹ 2b(b).) ΘΚΠ the world > the earth > minerals > mineral deposits > features of stratum or vein > [noun] > material below > below coal thill1329 underclay1660 sloom1803 underclift1840 warrant1847 swad1860 spavin1870 undercliff1883 under-earth1883 1840 W. Logan in Trans. Geol. Soc. 2nd Ser. VI. 491 In South Wales, immediately below every regular seam of coal,..lies a bed of clay, which is commonly called underclay, underclift, understone. This entry has not yet been fully updated (first published 1921; most recently modified version published online December 2021). < n.1840
随便看	boulder-period boulder-stone boulder-strewed boulder-strewn boulder-train boulder-walls boulderbelt boulderclay boulderdrift bouldered boulderer boulderers boulderflat boulderformation boulderhead boulderier boulderiest bouldering boulderings boulderpavement boulderpaving boulderperiod boulders boulderstone boulderstrewed