This is the 7587th most frequent German word.
grosz
The German word "groß" means "big" or "large" in English.
Here, 'groß' is used as an adjective to describe the size of the noun 'Baum' (tree).
Der große Baum steht im Garten.
The big tree stands in the garden.
In this sentence, 'groß' is used metaphorically as an adjective to signify the artist's significance or stature in his field.
Er ist ein großer Künstler.
He is a great artist.
Here, 'groß' again functions as an adjective, emphasizing the importance of 'Bedeutung' (significance).