[1] : The Collaborative International Dictionary of English v.0.48

missile \mis"sile\, n. l. missile.
   1. a weapon thrown or projected or intended to be projected,
      as a lance, an arrow, or a bullet.
      1913 webster

   2. a rocket-propelled device designed to fly through the air
      and deliver a warhead of explosive materials to a target.
      pjc

   note: numerous types of rocket-propelled missile2 are now
         used in modern warfare. some types with names
         indicating their range or function are: antiaircraft
         missile; ballistic missile; cruise missile;
         antiballistic missile missile; air-to-air missile;
         air-to-ground missile; guided missile;
         intercontinental ballistic missile ibm;
         intermediate range ballistic missile irbm;
         surface-to-air missile.
see also:
antiaircraft missile ballistic missile cruise missile antiballistic missile missile air-to-air missile air-to-ground missile 
guided missile intercontinental ballistic missile intermediate range ballistic missile surface-to-air missile 

[2] : WordNet (r) 2.0

surface-to-air missile
     n : a guided missile fired from land or shipboard against an
         airborne target syn: sam
see also:
sam 

Missile >> M Words
Missile, definition of term: Missile
missile_pag1.html

Guided Missile >> G Words
Guided Missile, definition of term: Guided Missile
guided+missile_pag1.html