Pronunciation [ edit ]
IPA (: key) /s/ Actual realisation:
( between vowels ) IPA (: key) [s]
( before /i/ or /j/ ) IPA (: key) [s]
( before stops, or word-finally ) IPA (: key) [t̚] ( before nasals ) IPA (: key) [n]
Etymology 1 [ edit ]
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.
ㅅ • ( s)
( 시옷 siot, “siot”), a jamo (letter) of the alphabet of the Korean writing system, hangeul; the sibilant phoneme ( /s/)
Usage notes [ edit ]
In the North Korean order,
( ㅅ s) is the seventh jamo, and in the South Korean order the tenth.
Derived terms [ edit ]
( ㅈ j) (in traditional account) ( ㅊ ch)
Etymology 2 [ edit ]
Middle Korean *ㅅ ( “ 's, of ” ), from Old Korean *叱 ( “ 's, of ” ).
Interfix [ edit ]
- ㅅ- • ( -s-)
sai-siot ( ), genitive marker sometimes placed between a vowel-final syllable of the first constituent and a syllable of the second constituent when forming compounds. 사이시옷
( 햇빛 haetbit, “sunlight”) - from ( 해 hae, “sun”) + ㅅ + ( 빛 bit, “light”)
( 고춧가루 gochutgaru, “chili pepper flakes”) - from ( 고추 gochu, “chili pepper”) + ㅅ + ( 가루 garu, “powder, flour”)
( 어젯밤 eojetbam, “last night”) - from ( 어제 eoje, “yesterday”) + ㅅ + ( 밤 bam, “night”) ( 나뭇잎 namunnip, “tree leaf”) - from ( 나무 namu, “tree”) + ㅅ + ( 잎 ip, “leaf”)
References [ edit ]
“Explanations and Examples of the Proper Sounds for the Instruction of the People” (1446), defining and explaining the script now known as Hunmin Jeongeum Haerye 한글 ( han-geul, “ Great script, Korean script ” ) in South Korea and 조선글 ( joseon-geul, “ Korean script ” ) in North Korea.