Standard Lemma guide

clearheaded

adj · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Having the ability to think clearly and act appropriately

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Lacking delusions, having an accurate, unclouded perception.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

not mentally confused; able to think clearly and act intelligently

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: clear-thinking

Antonyms: confused

History

Etymology

From clear + headed.

Across languages

Translations

1 source translations are retained for this English entry.

  • Esperanto: klarkapa — able to think clearly