excavator

excavator
1. An instrument like a large sharp spoon or scoop, used in scraping out pathologic tissue. 2. In dentistry, an instrument, generally a small spoon or curette, for cleaning out and shaping a carious cavity preparatory to filling.
- hoe e. a single-beveled dental e., with the blade at an angle to the axis of the handle and the cutting edge perpendicular to the plane of the angle.

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ex·ca·va·tor 'ek-skə-.vāt-ər n an instrument used to open bodily cavities (as in the teeth) or remove material from them

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n.
1. a spoon-shaped surgical instrument that is used to scrape out diseased tissue, usually for laboratory examination.
2. a type of hand instrument with spoon ends used for removing decayed dentine from teeth. It may also be used as a curette.

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ex·ca·va·tor (eksґkə-va″tər) 1. an instrument for hollowing out something by removing the center or inner part, or for making a hole or cavity. 2. a scoop or gouge for surgical use.

Medical dictionary. 2011.

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  • Excavator — Ex ca*va tor, n. One who, or that which, excavates or hollows out; a machine, as a dredging machine, or a tool, for excavating. [1913 Webster] …   The Collaborative International Dictionary of English

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  • excavator — [eks′kə vāt΄ər] n. a person or thing that excavates; specif., a steam shovel, dredge, etc …   English World dictionary

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  • excavator — [[t]e̱kskəveɪtə(r)[/t]] excavators N COUNT An excavator is a very large machine that is used for digging, for example when people are building something …   English dictionary

  • excavator — excavate ► VERB 1) make (a hole or channel) by digging. 2) extract (material) from the ground by digging. 3) carefully remove earth from (an area) in order to find buried remains. DERIVATIVES excavation noun excavator noun. ORIGIN Latin excavare… …   English terms dictionary

  • excavator — noun Date: circa 1815 one that excavates; especially a power operated shovel …   New Collegiate Dictionary

  • excavator — /eks keuh vay teuhr/, n. 1. a person or thing that excavates. 2. a power driven machine for digging, moving, or transporting loose gravel, sand, or soil. 3. a sharp, spoonlike instrument used for scraping out diseased tissue, as in dentistry.… …   Universalium

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