Where does “quarter-day” come from?

quarter-day (English) comes from English quarter, from Middle English quarter, from Anglo-Norman quarter, from Latin quartarius, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

quarter-day (English): Each of the four days customarily regarded as...

Definitions

  1. Each of the four days customarily regarded as...

Ancestry of “quarter-day”, step by step

quarter-day traces back through two separate lines of ancestry.

via English quarter

StepLanguageWordMeaning
1Englishquarter"A fourth part of something."; "Place or...
2Middle EnglishquarterA quarter fourth part of something
3Anglo-Normanquarter
4Latinquartariusquartarius, a Roman unit of liquid measure equivalent to about 0.14 L
5Latinquārtusfourth
6Proto-Indo-Europeankʷeturtos
7Proto-Indo-Europeankʷetwóresfour
8Proto-Indo-Europeankʷe-and

via English Day

StepLanguageWordMeaning
1EnglishDayderived from a medieval diminutive of David
2Middle Englishdayday; daylight, sunlight; epoch, age, period
3Old Englishdæġday, daytime
4Proto-West Germanicdagday
5Proto-Germanicdagazday; name of the D-rune
6Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot
Every word from Proto-Indo-European kʷe-Every word from Proto-Indo-European kʷetwóresEvery word from Proto-Indo-European kʷeturtos