Where does “orthodiagraph” come from?

orthodiagraph (English) comes from English ortho-, from Ancient Greek ὀρθός, from Proto-Hellenic ortʰwós, from Proto-Indo-European h₃r̥dʰwós, from Proto-Indo-European h₃erdʰ-, from Proto-Indo-European -wós — Creates adjectives from verb stems.

orthodiagraph (English): An instrument used to determine the true contour and dimensions of any internal organ or other object rendered visible by X-rays, the latter being deflected so as to be made parallel

Definitions

  1. An instrument used to determine the true contour and dimensions of any internal organ or other object rendered visible by X-rays, the latter being deflected so as to be made parallel

Ancestry of “orthodiagraph”, step by step

StepLanguageWordMeaning
1Englishortho-straight, right, proper; Having an extra...
2Ancient Greekὀρθόςstraight, upright, erect; straight forward, in a...
3Proto-Hellenicortʰwós
4Proto-Indo-Europeanh₃r̥dʰwós
5Proto-Indo-Europeanh₃erdʰ-to increase, grow; upright, high
6Proto-Indo-European-wósCreates adjectives from verb stems

Words derived from “orthodiagraph

Every word from Proto-Indo-European -wósEvery word from Proto-Indo-European h₃erdʰ-Every word from Proto-Indo-European h₃r̥dʰwós