Where does “plusgrad” come from?

plusgrad (Swedish) comes from Swedish grad, from Latin gradus, from Proto-Italic graðus, from Proto-Indo-European gʰradʰ-.

plusgrad (Swedish): degree above freezing (0 °C)

Definitions

  1. degree above freezing (0 °C)

Ancestry of “plusgrad”, step by step

plusgrad traces back through two separate lines of ancestry.

via Swedish grad

StepLanguageWordMeaning
1Swedishgraddegree (extent)
2Latingradusa step, pace; a stage, degree; a rank
3Proto-Italicgraðus—
4Proto-Indo-Europeangʰradʰ-—

via Swedish plus

StepLanguageWordMeaning
1Swedishplusand, plus; plus sign; benefit, advantage
Every word from Proto-Indo-European gʰradʰ- →Every word from Proto-Italic graðus →Every word from Latin gradus →