U+4E50 "乐" CJK Unified Ideograph-# Unicode Character

U+4E50 "乐" CJK Unified Ideograph-# is a Chinese character that primarily means "happy," "joyful," or "music," and it appears in both Simplified Chinese and Traditional Chinese forms, with the latter being 樂 (U+6A02). This character is a key component in many common words, such as 快乐 (kuàilè, meaning "happiness") and 音乐 (yīnyuè, meaning "music"), reflecting its dual semantic fields of emotional pleasure and artistic sound. Historically, 乐 evolved from pictographic origins depicting a stringed musical instrument, and its usage spans classical poetry, modern compound words, and even as a surname. In Unicode, it belongs to the CJK Unified Ideographs block, encoding a richly layered character that bridges ancient cultural expressions and contemporary everyday language.