ㅅ

ㅅ U+3145, ㅅ HANGUL LETTER SIOS ← ㅄ [U+3144] Hangul Compatibility Jamo ㅆ → [U+3146]

ᄉ U+1109, ᄉ HANGUL CHOSEONG SIOS ← ᄈ [U+1108] Hangul Jamo ᄊ → [U+110A]

ᆺ U+11BA, ᆺ HANGUL JONGSEONG SIOS ← ᆹ [U+11B9] Hangul Jamo ᆻ → [U+11BB]

ﾵ U+FFB5, ﾵ HALFWIDTH HANGUL LETTER SIOS ← ﾴ [U+FFB4] Halfwidth and Fullwidth Forms ﾶ → [U+FFB6]

Stroke order

See also: -ㅅ-, 人, 入, and 八

Korean

Etymology

The traditional account holds that its form is the outline of an incisor, 齒形 (it is the shape of the four teeth in the Chinese pictographic character for incisor, 齒).

Gari Ledyard proposes that ㅅ (s) was derived from ㅈ (j) by removing the top stroke.

Pronunciation

• IPA^(key): /s/, [s], [ɕ], [t̚], [n]
• Phonetic hangul: ㅅ, ㄷ, ㄴ

Romanization

Revised	s, t, n
McCune–Reischauer	s, sh, t, n	Yale	s

• Audio

  (file)

Letter

ㅅ • (s)

1. 시옷 (siot, “siot”), a jamo (letter) of the alphabet of the Korean writing system, hangeul; the sibilant phoneme (/s/)

Usage notes

In the North Korean order, ㅅ (s) is the seventh jamo, and in the South Korean order the tenth.

Derived terms

• ㅈ (j) (in traditional account)
• ㅊ (ch)

Coordinate terms

• ㄷ (d), ㄴ (n)

Interfix

-ㅅ- • (-s-)

1. The sai-siot (사이시옷), genitive marker sometimes placed between a vowel-final syllable of the first constituent and a syllable of the second constituent when forming compounds.
   1. 햇빛 (haetbit, “sunlight”) - from 해 (hae, “sun”) + ㅅ + 빛 (bit, “light”)
   2. 고춧가루 (gochutgaru, “chili pepper flakes”) - from 고추 (gochu, “chili pepper”) + ㅅ + 가루 (garu, “powder, flour”)
   3. 어젯밤 (eojetbam, “last night”) - from 어제 (eoje, “yesterday”) + ㅅ + 밤 (bam, “night”)
   4. 나뭇잎 (namunnip, “tree leaf”) - from 나무 (namu, “tree”) + ㅅ + 잎 (ip, “leaf”)