mechanical:1
adjective15th century{ds||1|a|1}
- of or relating to machinery or tools
- produced or operated by a machine or tool
- of or relating to manual operations
mechanical:2
noun
mechanical
\
1600{ds||2||}
- a piece of finished copy consisting typically of type proofs and artwork positioned and mounted for photomechanical reproduction
- mechanic
mechanical advantage
noun
mechanical advantage
\
1852
- the advantage gained by the use of a mechanism in transmitting force; specifically : the ratio of the force that performs the useful work of a machine to the force that is applied to the machine
mechanical drawing
noun
mechanical drawing
\
1811{ds||1||}
- drawing done with the aid of instruments
- a drawing made with instruments
mechanical engineering
noun
mechanical engineering
\
1849
- a branch of engineering concerned primarily with the industrial application of mechanics and with the production of tools, machinery, and their products
mechanical ventilation
noun
mechanical ventilation
\
1954
- artificial respiration using a mechanical ventilator to support the delivery of oxygen to the lungs when breathing has ceased, is failing, or is inadequate
mechanical ventilator
noun
mechanical ventilator
\
1954
- a mechanized device that enables the delivery or movement of air or oxygen into the lungs of a patient whose breathing has ceased, is failing, or is inadequate : an automated ventilator
mechanical pencil
noun
mechanical pencil
\
- a pencil made of metal or plastic with a lead that is moved forward by a mechanical device
quantum mechanics
noun
quantum mechanics
\
1922
- a theory of matter that is based on the concept of the possession of wave properties by elementary particles, that affords a mathematical interpretation of the structure and interactions of matter on the basis of these properties, and that incorporates within it quantum theory and the uncertainty principle —called also wave mechanics
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