noun
phonetic alphabet
Technical term for a writing system where symbols represent sounds, such as the International Phonetic Alphabet (IPA) or kana.
国際音声記号は表音字母の一種です。
The International Phonetic Alphabet is a type of phonetic alphabet.
Compound of 表音 (hyōon, 'representing sound') + 字母 (jibo, 'letters of an alphabet'). The exact historical derivation is uncertain, but the term is a modern technical coinage.