Where does “retrosigmoid” come from?

retrosigmoid (English) comes from English retro, from French rétro, from French rétroviseur, from French rétro-, from Latin retrō, from Latin dūcere, from Proto-Italic doukō, from Proto-Indo-European déwketi — to pull, to draw; to lead.

retrosigmoid (English): Via the sigmoid colon in a direction from lower to upper

Definitions

  1. Via the sigmoid colon in a direction from lower to upper

Ancestry of “retrosigmoid”, step by step

retrosigmoid traces back through two separate lines of ancestry.

via English retro

StepLanguageWordMeaning
1EnglishretroOf, or relating to, the past, past times, or the...
2Frenchrétroshortening of rétroviseur, mirror; retro
3Frenchrétroviseurrear-view mirror
4Frenchrétro-retro-, back, behind
5Latinretrōback, backwards, behind
6Latindūcere
7Proto-Italicdoukōlead
8Proto-Indo-Europeandéwketi
9Proto-Indo-Europeandewk-to pull, to draw; to lead

via English sigmoid

StepLanguageWordMeaning
1EnglishsigmoidCurved in two directions, like the letter "S", or...
2Frenchsigmoïdesigmoid, sigmoidal
Every word from Proto-Indo-European dewk-