This is the 279th most frequent Greek word.
ιανουαρίου
"Ιανουαρίου" means "of January" in English, indicating possession or relation.
In this sentence, 'Ιανουάριος' is used as the subject, a proper noun indicating the name of the first month.
Ο Ιανουάριος είναι ο πρώτος μήνας του έτους.
January is the first month of the year.
Here, 'Ιανουαρίου' is in the genitive case, indicating possession or specification, associated with a specific date.
Η εκδήλωση θα γίνει την πρώτη Ιανουαρίου.
The event will take place on the first of January.
In this example, 'Ιανουαρίου' is used in the accusative case to specify the time phrase indicating when the trip occurred.