Describes something that is logically clear, well-defined, or easy to understand, often used for explanations, memories, or reasoning. More formal than はっきり.
His explanation was clear and understandable to everyone.
He has a lucid mind.
lucid dream
clear and distinct; lucid
clearheaded; sharp-minded; brilliant mind
terminal lucidity; end-of-life rally
Standard kanji form; commonly used in formal and written contexts.
Search-only form; not a standard written spelling.
Rarely used variant kanji form; 晰 is replaced by 晳.
From Middle Chinese-derived kanji 明 (bright, clear) and 晰 (clear, distinct). The combination emphasizes clarity and distinctness.