[1] : WordNet (r) 2.0

jigsaw
     n 1: a portable power saw with a reciprocating blade; can be used
          with a variety of blades depending on the application
          and kind of cut; generally have a plate that rides on
          the surface that is being cut syn: saber saw, reciprocating
          saw
     2: fine-toothed power saw with a narrow blade; used to cut
        curved outlines syn: scroll saw, fretsaw
see also:
saber saw reciprocating saw scroll saw fretsaw 

Jigsaw >> J Words
Jigsaw, definition of term: Jigsaw
jigsaw_pag1.html

Jigsaw Puzzle >> J Words
Jigsaw Puzzle, definition of term: Jigsaw Puzzle
jigsaw+puzzle_pag1.html