acclivity

A1C3C3L1I1V4I1T1Y4
/əˈklɪv.ə.ti/

noun

A slope or inclination of the earth, as the side of a hill, considered as ascending, in opposition to declivity, or descending; an upward slope; ascent.

UncommonScrabble 19

Meanings

nounacclivity (plural acclivities)

plural acclivities

  1. geographyA slope or inclination of the earth, as the side of a hill, considered as ascending, in opposition to declivity, or descending; an upward slope; ascent.

    how gaily vineyards and olives alternately chequer the acclivities

    1797, Ann Radcliffe, The Italian
    2 more examples

    she would walk […] as far as to the point where the acclivity from the valley began its first steep ascent to the outer world.

    1891, Thomas Hardy, Tess of the d'Urbervilles

    Just below it leaned a tottering crag that would have toppled, starting an avalanche on an acclivity where no sliding mass could stop.

    1912 January, Zane Grey, chapter 8, in Riders of the Purple Sage […], New York, N.Y.; London: Harper & Brothers Publishers, →OCLC

Synonyms & antonyms

nounan upward slope or grade (as in a road)

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latinacclīvitās
  2. Englishacclivity

First attested in 1614. From Latin acclīvitās, from acclīvis (“ascending”), from ad + clīvus (“slope”).

Full word history & related roots →

Translations

Finnish ylämäki, nousu
  • ylämäkislope or inclination considered as "ascending"
  • noususlope or inclination considered as "ascending"
Portuguese aclividade
  • aclividadeslope or inclination considered as "ascending"
Swedish sluttning, stigning
  • sluttningslope or inclination considered as "ascending"
  • stigningslope or inclination considered as "ascending"
Cite this entry
APA

acclivity. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/acclivity

MLA

“acclivity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/acclivity. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “acclivity,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/acclivity.

Source: acclivity on Wiktionary, CC BY-SA 4.0.