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

lever \le"ver\ l=e"v~er or le^v"~er; 277, n. oe.
   levour, of. leveor, prop., a lifter, fr. f. lever to raise,
   l. levare; akin to levis light in weight, e. levity, and
   perh. to e. light not heavy: cf. f. levier. cf. alleviate,
   elevate, leaven, legerdemain, levee, levy, n.
   1. mech. a rigid piece which is capable of turning about
      one point, or axis the fulcrum, and in which are two or
      more other points where forces are applied; -- used for
      transmitting and modifying force and motion. specif., a
      bar of metal, wood, or other rigid substance, used to
      exert a pressure, or sustain a weight, at one point of its
      length, by receiving a force or power at a second, and
      turning at a third on a fixed point called a fulcrum. it
      is usually named as the first of the six mechanical
      powers, and is of three kinds, according as either the
      fulcrum f, the weight w, or the power p, respectively, is
      situated between the other two, as in the figures.
      1913 webster

   2. mach.
      a a bar, as a capstan bar, applied to a rotatory piece
          to turn it.
      b an arm on a rock shaft, to give motion to the shaft or
          to obtain motion from it.
          1913 webster

   compound lever, a machine consisting of two or more levers
      acting upon each other.

   lever escapement. see escapement.

   lever jack. see jack, n., 5.

   lever watch, a watch having a vibrating lever to connect
      the action of the escape wheel with that of the balance.
      

   universal lever, a machine formed by a combination of a
      lever with the wheel and axle, in such a manner as to
      convert the reciprocating motion of the lever into a
      continued rectilinear motion of some body to which the
      power is applied.
      1913 webster
see also:
alleviate elevate leaven legerdemain levee levy 
compound lever lever escapement escapement lever jack jack 
lever watch universal lever 

[2] : WordNet (r) 2.0

compound lever
     n : a pair of levers hinged at the fulcrum

Lever >> L Words
Lever, definition of term: Lever
lever_pag1.html

Compound >> C Words
Compound, definition of term: Compound
compound_pag1.html

Compound Senten >> C Words
Compound Senten, definition of term: Compound Senten
compound+senten_pag1.html

Compound Word >> C Words
Compound Word, definition of term: Compound Word
compound+word_pag1.html

Compound Micros >> C Words
Compound Micros, definition of term: Compound Micros
compound+micros_pag1.html

Compound Fractu >> C Words
Compound Fractu, definition of term: Compound Fractu
compound+fractu_pag1.html

Compound Eye >> C Words
Compound Eye, definition of term: Compound Eye
compound+eye_pag1.html

Compound Intere >> C Words
Compound Intere, definition of term: Compound Intere
compound+intere_pag1.html

Carbon Compound >> C Words
Carbon Compound, definition of term: Carbon Compound
carbon+compound_pag1.html

Binary Compound >> B Words
Binary Compound, definition of term: Binary Compound
binary+compound_pag1.html