This is the 472nd most frequent Russian word.
возможно
Possibly.
In this sentence, 'возможно' is used as an adverb to express possibility.
Возможно, завтра будет дождь.
Perhaps it will rain tomorrow.
Here, 'возможно' functions as an adjective to mean 'possible' in an impersonal construction.
Она считает, что возможно найти решение этой проблемы.
She thinks it is possible to find a solution to this problem.
In this instance, 'возможно' conveys the feasibility of something occurring or being achieved.