S・s|エスesu
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Which spelling to use
SWritten as S, this is the more common form and the recommended choice for beginners; use it as your usual written form.
sWritten as s, this is a less common variant of S; beginners should recognize it but generally choose S when writing.
Definitions
- nounS; s
- nounsouth
- nounsulfur
- prefixnth year in the Shōwa era (1926.12.25-1989.1.7)
- nounsmall
- nounsecond
- noun, grammarsubject
- nounsadist; sadistic
- nounsister (female partner in a homosexual relationship)
- nounS rank (top rank on a SABCDEF scale); S grade; best classlikely from スーパー or スペシャル
Synonyms & antonyms
- SynonymSNeutralThe half-width form of the letter; the meanings are the same, used mostly in horizontal text and chemical formulas.
- Related硫黄いおうNeutralThe usual everyday word for sulfur, the element whose symbol is S, as in 「硫黄の匂い」.
- RelatedサルファNeutralA loanword for sulfur, used mostly in the names of chemicals and medicines; rare in everyday speech.
「S」can mean the size S, south, or the element sulfur. When you mean sulfur, say 「硫黄」; for the clothing size, say 「Sサイズ」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese definitions
English equivalents


