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WordNet-Online
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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
--1 is a kind of time unit, unit of time
--1 is a part of minute, min
--1 has parts: millisecond, msec
--1 has particulars: leap second
- 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)
--2 is a kind of chemical element, element
--2 is a substance of
--2 has particulars: brimstone, native sulfur, native sulphur
- south, due south, S - the cardinal compass point that is at 180 degrees
--3 is a kind of cardinal compass point
- mho, siemens, reciprocal ohm, S - a unit of conductance equal to the reciprocal of an ohm
--4 is a kind of conductance unit
- S - the 19th letter of the Roman alphabet
--5 is a kind of letter, letter of the alphabet, alphabetic character
--5 is a member of Roman alphabet, Latin 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"
--6 is a kind of physical property
--6 has particulars: conformational entropy
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