Definition of plethysmographically in English:

plethysmographically

adverb

Physiology
  • By means of a plethysmograph.

Origin

Late 19th century; earliest use found in Journal of Experimental Medicine. From plethysmographic + -ally.

Pronunciation

plethysmographically

/plɪˌθɪzməˈɡrafɪkli/