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Origin of acclivity

1605–15; < Latin acclīvitās, equivalent to acclīv(is) steep (ac- ac- + -clīvis, adj. derivative of clīvus slope) + -itās -ity
Related formsac·cliv·i·tous, ac·cli·vous [uh-klahy-vuh s] /əˈklaɪ vəs/, adjectiveun·ac·cliv·i·tous, adjectiveun·ac·cliv·i·tous·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for acclivity

rise, upgrade, elevation, hill

Examples from the Web for acclivity

Historical Examples of acclivity

British Dictionary definitions for acclivity


noun plural -ties
  1. an upward slope, esp of the groundCompare declivity
Derived Formsacclivitous or acclivous (əˈklaɪvəs), adjective

Word Origin for acclivity

C17: from Latin acclīvitās, from acclīvis sloping up, steep
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for acclivity

1610s, from Latin acclivitatem (nominative acclivitas) "an ascending direction, an upward steepness," from acclivis "mounting upwards, ascending," from ad- "up" (see ad-) + clivus "hill, a slope," from PIE *klei-wo-, suffixed form of *klei- "to lean" (see lean (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper