This is the 35th most frequent German word.
jahr
"Jahr" means "year" in English.
In this sentence, 'Jahr' refers to a specific time period in the past.
Ich habe im letzten Jahr viel gelernt.
I learned a lot last year.
Here, 'Jahr' is used to denote the standard unit of a calendar year.
Ein Jahr hat zwölf Monate.
A year has twelve months.
In this example, 'Jahr' is used to describe the start of the current year on the calendar.