1. An observable demonstration or manifestation of one's dedication, responsibility, or pledge to a cause, person, or obligation
His donations to the charity were a clear show of commitment to helping the community.
Suas doações para a caridade eram uma clara mostra de comprometimento em ajudar a comunidade.
2. Evidence or proof that demonstrates someone's willingness to fulfill their promises or obligations
Attending every meeting was a strong display of commitment to the project.
Comparecer em cada reunião era uma forte mostra de comprometimento com o projeto.