excavation

excavation
1. A natural cavity, pouch, or recess; a sunken or depressed area. SYN: depression (2) [TA], excavatio. 2. A cavity formed artificially or as the result of a pathologic process.
- atrophic e. an exaggeration of the normal or physiologic cupping of the optic disk caused by atrophy of the optic nerve.
- glaucomatous e. SYN: glaucomatous cup.
- e. of optic disk SYN: depression of optic disk.
- physiologic e. SYN: depression of optic disk.

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ex·ca·va·tion .ek-skə-'vā-shən n
1) the action or process of excavating
2) a cavity formed by or as if by cutting, digging, or scooping

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ex·ca·va·tion (eks″kə-vaґshən) [L. excavatio] 1. the act of hollowing out. 2. a hollowed-out space, such as a pouch or cavity; see also excavatio.

Medical dictionary. 2011.

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  • excavation — [ ɛkskavasjɔ̃ ] n. f. • 1566; lat. excavatio → excaver 1 ♦ Rare Action de creuser dans le sol. Procéder à l excavation d un puits. 2 ♦ Cour. Creux dans un terrain. ⇒ cavité. Excavation naturelle. ⇒ caverne, creux, crevasse, 2. faille, grotte.… …   Encyclopédie Universelle

  • Excavation — Ex ca*va tion, n. [L. excavatio: cf. F. excavation.] 1. The act of excavating, or of making hollow, by cutting, scooping, or digging out a part of a solid mass. [1913 Webster] 2. A cavity formed by cutting, digging, or scooping. A winding… …   The Collaborative International Dictionary of English

  • Excavation — (v. lat.) Aushöhlung …   Pierer's Universal-Lexikon

  • Excavation — Excavation, lat. dtsch., Aushöhlung …   Herders Conversations-Lexikon

  • excavation — index evulsion Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • excavation — 1610s, action of excavating, from L. excavationem (nom. excavatio) a hollowing out, noun of action from pp. stem of excavare (see EXCAVATE (Cf. excavate)) …   Etymology dictionary

  • excavation — [n] site of digging; digging blasting, burrow, cavity, cut, cutting, dig, disinterring, ditch, dugout, exhuming, hole, hollow, mine, mining, pit, quarry, removal, scooping, shaft, shoveling, trench, trough, unearthing; concepts 178,509,513 Ant.… …   New thesaurus

  • excavation — [eks΄kə vā′shən] n. [L excavatio] 1. an excavating or being excavated 2. a hole or hollow made by excavating 3. something unearthed by excavating SYN. HOLE …   English World dictionary

  • excavation — excavational, adj. /eks keuh vay sheuhn/, n. 1. a hole or cavity made by excavating. 2. the act of excavating. 3. an area in which excavating has been done or is in progress, as an archaeological site. [1605 15; < L excavation (s. of excavatio) a …   Universalium

  • EXCAVATION — s. f. Action de creuser un terrain. L excavation des fondements de cet édifice a coûté beaucoup.   Il se dit aussi d Un creux fait dans un terrain, soit de main d homme, soit par quelque accident naturel. Cette excavation n est pas assez profonde …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

  • EXCAVATION — n. f. Action de creuser un terrain. L’excavation des fondements de cet édifice a coûté beaucoup. Il se dit aussi d’un Creux fait dans un terrain, soit de main d’homme ou par quelque instrument, soit par un accident naturel. La rivière, en… …   Dictionnaire de l'Academie Francaise, 8eme edition (1935)

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