This is the 12501st most frequent Portuguese word.
suposta
"Suposta" means "supposed" or "alleged" in English.
In this sentence, 'suposta' describes the meeting, implying that it was assumed or expected to occur but canceled.
A reunião suposta foi cancelada.
The supposed meeting was canceled.
Here, 'suposta' refers to a presumption about the author of the book.
Ela é a suposta autora do livro.
She is the supposed author of the book.
In this context, 'suposta' qualifies the discovery, pointing to something assumed to have been found.