Where does “septenary” come from?

septenary (English) comes from Latin septenarius, from Latin septeni, from Latin septem, from Proto-Italic septem, from Proto-Indo-European septḿ̥ — seven.

septenary (English): Consisting of or containing seven; Of seventh...

Definitions

  1. Consisting of or containing seven; Of seventh...

Ancestry of “septenary”, step by step

StepLanguageWordMeaning
1LatinseptenariusContaining or consisting of seven things;...
2Latinsepteniseven each; seven at a time
3Latinseptemseven; 7
4Proto-Italicseptemseven
5Proto-Indo-Europeanseptḿ̥seven
Every word from Proto-Indo-European septḿ̥Every word from Proto-Italic septemEvery word from Latin septem