(せいおん)

せいおん
noun
voiceless sound; clear sound (in Japanese phonetics)
1. voiceless sound; clear sound; unvoiced kana
In Japanese phonetics, the basic, unmarked kana syllables that have no voicing diacritic. Includes the sounds represented by か, さ, た, は, and other rows written without dakuten (゛) or handakuten (゜).
「か」は清音(せいおん)で、「が」は濁音(だくおん)です。
'Ka' is a voiceless sound, and 'ga' is a voiced sound.
清音(せいおん)濁音(だくおん)(ただ)しく区別(くべつ)することが大切(たいせつ)だ。
It's important to correctly distinguish between voiceless and voiced sounds.
日本語(にほんご)五十音表(ごじゅうおんひょう)清音(せいおん)基本(きほん)として構成(こうせい)されている。
The Japanese fifty-sounds chart is organized with voiceless sounds as the base.

A phonetics term composed of (せい) (clear, pure) and (おん) (sound). The name means 'clear/pure sounds' — referring to the basic kana without any voicing marks.

THE KANA SYSTEM:

Japanese kana fall into three phonetic categories:

  • 清音(せいおん): voiceless/clear sounds — the basic unmarked kana (あ, か, さ, た, な, は, ま, や, ら, わ rows)
  • 濁音(だくおん): voiced sounds — marked with 濁点(だくてん) (゛): が, ざ, だ, ば
  • 半濁音(はんだくおん): semi-voiced sounds — marked with 半濁点(はんだくてん) (゜): ぱ, ぴ, ぷ, ぺ, ぽ

COMMON COLLOCATIONS:

  • 清音(せいおん)濁音(だくおん): voiceless and voiced sounds (a common pair)
  • 清音(せいおん)発音(はつおん): pronunciation of voiceless sounds
  • 五十音(ごじゅうおん)清音(せいおん): the voiceless sounds of the fifty-sounds chart

SIMILAR WORDS:

  • 濁音(だくおん): voiced sounds — g, z, d, b sounds marked with 濁点(だくてん) (゛)
  • 半濁音(はんだくおん): semi-voiced sounds — the p-sounds marked with 半濁点(はんだくてん) (゜)
  • 撥音(はつおん): the nasal sound 'n' (ん)

NOTE:
Not to be confused with the homophone 静音(せいおん) (quiet sound, silent operation), which uses different kanji.