ちょうおんぷ

Japanese

For pronunciation and definitions of ちょうおんぷ – see the following entry.

【長音符】 [noun] the long-vowel mark (ー), which marks a long vowel in katakana (and less commonly in hiragana) when placed after a syllable

(This term, ちょうおんぷ, is the hiragana spelling of the above term.)