echoencephalograph

noun a sonograph that creates an image of the brain and its abnormalities
Found on https://www.encyclo.co.uk/local/20974

echoencephalograph

echoencephalograph An instrument that in a painless and noninvasive manner uses the differential transmission and reflection of ultrasonic waves to create a detailed visual image of the brain.
Found on http://www.wordinfo.info/words/index/info/view_unit/726/
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