← BackshareGuessclearheaded/ˈklɪrˌhɛdɪd/adjectiveAble to think clearly and logically; not confused or distracted.After drinking coffee, she felt clearheaded and focused.A clearheaded decision requires calm and careful thought.He stayed clearheaded during the emergency and called for help.SynonymsrationalalertlucidAntonymsfoggyconfused