Etymology of the Latin word dies
the Latin word
dies (day; daylight; specific day; day in question; date of letter)
derived from the Proto-Indo-European root
*dyeu-Derivations in Latin
diurnus,
dialis,
diarium,
dieta,
dietim,
diaria,
diecula,
triduumDerivations in other languages
English
circadian, French
octidi, French
tridi, French
ultradien, French
duodi, French
nonidi, French
primidi, French
quartidi, French
quintidi, French
septidi, French
sextidi, French
dial, Italian
dì, Italian
ultradiano, Romanian
zi, Spanish
día