Dictionary and Thesaurus

Definition of 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"
• (noun) the 19th letter of the Roman alphabet
• (noun) a unit of conductance equal to the reciprocal of an ohm
• (noun) the cardinal compass point that is at 180 degrees
• (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)
• (noun) 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

Synonyms of S

• Second
• Sec
• Sulfur
• S
• Sulphur
• Atomic Number 16
• South
• Due South
• Southward
• S
• Mho
• Siemens
• Reciprocal Ohm
• S
• S
• Randomness
• Entropy
• S

Antonyms of S

Homophones of S

• Ess
• Esse
• S.
• Sh