This is the 77th most frequent Greek word.
μεγάλο
"Μεγάλο" means "big" or "large" in English.
In this sentence, "μεγάλο" describes the size of the house, functioning as an adjective modifying the noun "σπίτι".
Έχω ένα μεγάλο σπίτι.
I have a large house.
Here, "μεγάλο" is used metaphorically to signify the significance or difficulty of the problem. It functions as an adjective for the noun "πρόβλημα".
Είναι ένα μεγάλο πρόβλημα να το λύσουμε.
It is a big problem to solve.
In this example, "μεγάλο" is used to emphasize the importance of the event rather than its physical size, modifying the noun "γεγονός".