LATIN DICTIONARYLexicon Latīnum
noun · neutersecond declension

octīduum

octīduum n (genitive octīduī)

Meaning

  1. a period of seven days, a week

Declension

declension
formsingularplural
nominativeoctīduumoctīdua
genitiveoctīduīoctīduōrum
dativeoctīduōoctīduīs
accusativeoctīduumoctīdua
ablativeoctīduōoctīduīs
vocativeoctīduumoctīdua

Origins

From octō (“eight”) and diēs (“day”).

Quick answers

What does octīduum mean in Latin?
octīduum, a noun, means “a period of seven days, a week”.
What is the genitive of octīduum?
The genitive singular is octīduī. octīduum is neuter, second declension.