This is the 5589th most frequent Portuguese word.
aa
"Aa" in Portuguese refers to a type of rough, jagged lava flow.
In this sentence, 'aa' refers to a specific type of rough, jagged volcanic lava.
Ela olhou para aa corrente de lava vulcânica que se formava diante dela.
She looked at the aa volcanic lava flow forming before her.
Here, 'aa' is a technical term pertaining to geology, specifically referring to a type of lava.
O termo 'aa' é usado frequentemente em geologia.
The term 'aa' is often used in geology.
In this context, 'aa' again refers to the jagged, fragmentary nature of a specific lava type.