1. Covering or dealing with all or nearly all elements, aspects, or details; thorough and complete
The researcher conducted an exhaustive study of the subject.
A pesquisadora conduziu um estudo exaustivo do assunto.
2. Tending to deplete one's physical or mental resources; extremely tiring or draining
The marathon was an exhaustive physical challenge.
A maratona foi um desafio físico exaustivo.