(1) Converted to solid form (as concrete)
(2) Fixed and unmoving
"With eyes set in a fixed glassy stare"
"His bearded face already has a set hollow look"- Connor Cruise O'Brien
"A face rigid with pain"
(3) Set down according to a plan:"a carefully laid table with places set for four people"
"Stones laid in a pattern"
(4) Situated in a particular spot or position
"Valuable centrally located urban land"
"Strategically placed artillery"
"A house set on a hilltop"
"Nicely situated on a quiet riverbank"
(5) Determined or decided upon as by an authority
"Date and place are already determined"
"The dictated terms of surrender"
"The time set for the launching"
(6) Several exercises intended to be done in series
"He did four sets of the incline bench press"
(7) The act of putting something in position
"He gave a final set to his hat"
(8) Any electronic equipment that receives or transmits radio or tv signals
"The early sets ran on storage batteries"
(9) Representation consisting of the scenery and other properties used to identify the location of a dramatic production
"The sets were meticulously authentic"
(10) (psychology) being temporarily ready to respond in a particular way
"The subjects' set led them to solve problems the familiar way and to overlook the simpler solution"
"His instructions deliberately gave them the wrong set"
(11) A relatively permanent inclination to react in a particular way
"The set of his mind was obvious"
(12) The descent of a heavenly body below the horizon
"Before the set of sun"
(13) A group of things of the same kind that belong together and are so used
"A set of books"
"A set of golf clubs"
"A set of teeth"
(14) (mathematics) an abstract collection of numbers or symbols
"The set of prime numbers is infinite"
(15) An unofficial association of people or groups
"The smart set goes there"
"They were an angry lot"
(16) Evil Egyptian god with the head of a beast that has high square ears and a long snout; brother and murderer of Osiris
(17) The process of becoming hard or solid by cooling or drying or crystallization
"The hardening of concrete"
"He tested the set of the glue"
(18) A unit of play in tennis or squash
"They played two sets of tennis after dinner"
(19) Arrange attractively
"Dress my hair for the wedding"
(20) Bear fruit
"The apple trees fructify"
(21) Alter or regulate so as to achieve accuracy or conform to a standard
"Adjust the clock, please"
"Correct the alignment of the front wheels"
(22) Set to a certain position or cause to operate correctly
"Set clocks or instruments"
(23) Put into a certain state; cause to be in a certain state
"Set the house afire"
(24) Make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
"Get the children ready for school!"
"Prepare for war"
"I was fixing to leave town after I paid the hotel bill"
(25) Equip with sails or masts
"Rig a ship"