s

noun

1. 1

   (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

2. 2

   the 19th letter of the Roman alphabet

   entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity

3. 3

   1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

4. 4

   a unit of conductance equal to the reciprocal of an ohm

5. 5

   the cardinal compass point that is at 180 degrees

6. 6

   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)