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microprobe

[mahy-kruh-prohb] /ˈmaɪ krəˌproʊb/
noun
1.
Chemistry, Spectroscopy. a device used to excite radiation by a material in order to determine chemical or elemental composition from the emission spectrum produced.
2.
Surgery. a miniature probe for use in microsurgery.
Origin
1955-1960
1955-60; micro- + probe
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for microprobe
  • Here, a montage of meteorite samples are subjected to an electron microprobe to reveal their mineral composition.
  • The sample was later imaged with the x-ray fluorescence microprobe to monitor selenium redistribution.

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