adjective

lucid

lucid, clear, easy to understand, rational

He gave a very lucid explanation of the issue.

He gave a very lucid explanation of the issue.

She had a lucid moment in her final days.

She had a lucid moment in her final days.

I often have lucid dreams.

I often have lucid dreams.

(lucid + noun) clear and easy to understand. He gave a lucid explanation.

(to be + lucid) thinking or speaking clearly. After the fever, he was lucid again.

Synonyms: clear, coherent, rational; Antonyms: confusing, muddled

From Latin 'lūcidus', from 'lūx' meaning 'light'. It literally means 'full of light'.

Connect it to 'lucid dream', a dream where you are aware and thinking clearly.

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