1. thinking clearly and rationally; not confused or muddled

Examples

• She remained clearheaded during the emergency and called for help.
• After a good night’s sleep, he felt more clearheaded about the decision.
• The medication made it difficult for her to stay clearheaded.
• We need someone clearheaded to lead this project.
• His clearheaded analysis of the problem impressed everyone.
• Despite the stress, she maintained a clearheaded approach to solving the crisis.