Where does “rheoplethysmograph” come from?

rheoplethysmograph (English) comes from English plethysmograph, from Ancient Greek πληθυσμός, from Ancient Greek πληθύνω, from Ancient Greek πληθύς, from Ancient Greek πίμπλημι, from Proto-Indo-European pleh₁- — to fill.

rheoplethysmograph (English): An instrument for the measurement of variation in...

Definitions

  1. An instrument for the measurement of variation in...

Ancestry of “rheoplethysmograph”, step by step

StepLanguageWordMeaning
1EnglishplethysmographAn instrument for measuring changes in volume...
2Ancient Greekπληθυσμόςincreasing, enlargement, multiplication,...
3Ancient GreekπληθύνωI increase, multiply; I make multiple; I use the...
4Ancient GreekπληθύςIonic and Epic form of πλῆθος
5Ancient GreekπίμπλημιI fill; I fill myself; I am full of
6Proto-Indo-Europeanpleh₁-to fill

Words derived from “rheoplethysmograph

Every word from Proto-Indo-European pleh₁-Every word from Ancient Greek πίμπλημιEvery word from Ancient Greek πληθύς