英英字典: S
Overview of noun s
The noun s has 6 senses
- second, sec, s -- (1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites)
- sulfur, S, sulphur, atomic number 16 -- (an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions))
- south, due south, southward, S -- (the cardinal compass point that is at 180 degrees)
- mho, siemens, reciprocal ohm, S -- (a unit of conductance equal to the reciprocal of an ohm)
- S, s -- (the 19th letter of the Roman alphabet)
- randomness, entropy, S -- ((thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work; "entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity")
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