[eks-kuh-vey-shuh n]


a hole or cavity made by excavating.
the act of excavating.
an area in which excavating has been done or is in progress, as an archaeological site.

Origin of excavation

1605–15; < Latin excavātiōn- (stem of excavātiō) a hollowing. See excavate, -ion
Related formsex·ca·va·tion·al, adjectivenon·ex·ca·va·tion, nounre·ex·ca·va·tion, noun

Synonyms for excavation

1. See hole.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for excavation

Contemporary Examples of excavation

Historical Examples of excavation

  • The lode descends steeply, and the excavation must follow its course.

  • If it be as you suspect, I will know their reasons for making this excavation.

    The Pioneers

    James Fenimore Cooper

  • As the tunnel was deepened a new method of excavation was employed.

    My Studio Neighbors

    William Hamilton Gibson

  • Soon after, I descended from the tree, and went to the excavation.

  • And it was Togi's excavation which brought Shann a first ray of hope.

    Storm Over Warlock

    Andre Norton

Word Origin and History for excavation

1610s, "action of excavating," from Latin excavationem (nominative excavatio) "a hollowing out," noun of action from past participle stem of excavare (see excavate).

Online Etymology Dictionary, © 2010 Douglas Harper

excavation in Medicine




A natural cavity, pouch, or recess.
A cavity formed artificially or as the result of a pathological process.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.