S

(noun) (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"
synonyms : entropy , randomness
(noun) the 19th letter of the Roman alphabet
(noun) a unit of conductance equal to the reciprocal of an ohm
synonyms : mho , reciprocal ohm , siemens
(noun) the cardinal compass point that is at 180 degrees
synonyms : due south , south , southward
(noun) 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)
synonyms : atomic number 16 , sulfur , sulphur
(noun) 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
synonyms : sec , second

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