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Topic: MECHANICAL

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ball bearing belt cog combustion chamber conveyor belt coolant cooling system crank differential disengage dismantle drive four-stroke engine fuel cell fulcrum gear heat pump hydraulic inertia mechanic mechanical mechanical engineering mill millstone millwheel momentum motive neutral nuclear reactor oil pan pivot propulsion pulley pump race ratchet reactor regulate retract rev(v) rev(n) rotor selector starter motor stress stressed strip sump supercharged template top gear torque two-stroke universal joint valve wheel winch windlass

Date: 1400-1500
Language: Late Latin
Origin: mechanicus, from Greek, from mechane 'machine'

mechanical

 adjective
     
me‧chan‧i‧cal
1 affecting or involving a machine:
The flight has been cancelled due to mechanical failure.
The plane had to make an emergency landing because of mechanical problems.
2 using power from an engine or machine to do a particular kind of work:
a mechanical digger
a mechanical device
3 a mechanical action, reply etc is done without thinking, and has been done many times before:
He was asked the same question so many times that the answer became mechanical.
4 someone who is mechanical understands how machines work
5 technicalHP relating to or produced by physical forces:
the mechanical properties of solids
—mechanically adverb:
The actors spoke their lines mechanically, hardly caring about the meaning.
I'm not very mechanically minded (=good at understanding how machines work and repairing them).
  
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The MECHANICAL
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valve

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