Dictionary

microprobe

noun mi·cro·probe \-ˌprōb\

Definition of MICROPROBE

:  a device for microanalysis that operates by exciting radiation in a minute area of material so that the composition may be determined from the emission spectrum

First Known Use of MICROPROBE

1944

microprobe

noun mi·cro·probe \-ˌprōb\   (Medical Dictionary)

Medical Definition of MICROPROBE

:  a device for microanalysis that operates by exciting radiation in a minute area or volume of material so that the composition may be determined from the emission spectrum

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