capillaroscopy

noun
cap·​il·​la·​ros·​co·​py | \ ˌkap-ə-lə-ˈräs-kə-pē How to pronounce capillaroscopy (audio) \
variants: also capillarioscopy \ -​ˌler-​ē-​ˈäs-​ How to pronounce capillarioscopy (audio) \
plural capillaroscopies also capillarioscopies

Medical Definition of capillaroscopy

: diagnostic examination of capillaries, especially of the nail beds, with a microscope

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