This is the 5217th most frequent German word.
august
Majestic; venerable; revered.
In this sentence, 'August' refers to the name of the month in the Gregorian calendar.
Der August ist der achte Monat des Jahres.
August is the eighth month of the year.
Here, 'august' is used as an adjective to describe the church's grandeur and majestic quality.
Die Kirche war ein augustes Gebäude mit eindrucksvoller Architektur.
The church was an august building with impressive architecture.
In this usage, 'August' again refers to the month during which the action takes place.