S (EN)

letter, noun, symbol

letter “S”

1. the uppercase form of the letter "s"
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   The name Stephen starts with the letter "S".

noun “S”

1. the direction opposite of north
   Turn left when you reach the intersection, then head straight towards the S.
2. a group of episodes of a television series
   The show got really interesting in S04, so I can't wait to see what happens next.
3. the size smaller than medium for clothing
   I realized the shirt was too tight, so I exchanged it for an S.
4. the highest female voice part in music
   In the choir, the Ss stood on the right, ready to hit the high notes with precision.

symbol “S”

1. sulfur (the element)
   H₂S is the chemical formula for hydrogen sulfide, which contains sulfur.
2. Siemens (a unit for measuring how easily electricity can flow through a material)
   The electrical conductance of the wire was measured at 5 S, indicating it has high conductivity.
3. the code for the amino acid serine
   The protein sequence starts with the amino acids A, T, G, and S.
4. the symbol for the small size on clothes
   The label of the T-shirt said "S", so it was too small for me.