Where does “rigor” come from?
Rigor comes from Latin rigor, derived from the Proto-Indo-European root reyǵ- meaning to stretch or straighten, with the Latin agent noun suffix -or.
rigor (English): US spelling of rigour; Short for rigor mortis
Definitions
- US spelling of rigour; Short for rigor mortis
Ancestry of “rigor”, step by step
rigor traces back through two separate lines of ancestry.
via Old French rigor
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Old French | rigor | harshness; severity; stiffness; rigidity |
| 2 | Latin | rigor | stiffness, rigidity; rigor, cold, harshness,... |
| 3 | Latin | -or | used to form a third-declension masculine... |
| 4 | Proto-Italic | -ōs | Creates masculine action nouns or result nouns... |
| 5 | Proto-Indo-European | -ōs | Creates masculine and feminine action nouns or... |
| 6 | Proto-Indo-European | -oss | — |
| 7 | Proto-Indo-European | -os | Creates action nouns or result nouns from verbs;... |
via Spanish rigor
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Spanish | rigor | rigour |