Where does “latus rectum” come from?

latus rectum (English) comes from Latin lātus, from Latin cauda, from Proto-Italic kaudā, from Proto-Indo-European keh₂udeh₂.

latus rectum (English): The line drawn through a focus of a conic section...

Definitions

  1. The line drawn through a focus of a conic section...

Ancestry of “latus rectum”, step by step

StepLanguageWordMeaning
1Latinlātuswide, broad
2LatincaudaA tail
3Proto-Italickaudātail
4Proto-Indo-Europeankeh₂udeh₂—
Every word from Proto-Indo-European keh₂udeh₂ →Every word from Proto-Italic kaudā →Every word from Latin cauda →