An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 6 Search : engine
Diesel engine
  موتور ِ دیزل   
motor-e Diesel (#)

Fr.: moteur Diesel   

Any internal combustion → engine in which → adiabatic compression raises the temperature of air high enough so that fuel ignites spontaneously when injected.

After Rudolf Diesel (1858-1913), German engineer; → engine.

engine
  موتور   
motor (#)

Fr.: moteur   

1) Any machine that converts energy, especially heat energy, into mechanical power or motion.
2) The part of a processor or software program that determines how the program manages and manipulates data. The term is most often used in relation to a specific task.

M.E. engin, from O.Fr. engin "skill, cleverness; war machine," from L. ingenium "inborn qualities, talent," from → in- "in" + gen-, root of gignere "to beget, produce;" cognate with Pers. zâdan "to bring forth, give birth;" → generate.

Motor, loanword from Fr. moteur, from L. motor "mover," from movere "to move."

engineer
  مهندس   
mohandes (#)

Fr.: ingénieur   

A person who designs, constructs, or works with engines or machines.

M.E. engin(e)our, from O.Fr. engigneor, from L.L. ingeniare, → engine.

Mohandes, from Ar. muhandis "measurer," from Pers. andâzé, → measure.

engineering
  مهندسی   
mohandesi (#)

Fr.: ingénierie   

The action, work, or profession of an engineer.

engineer + → -ing.

jet engine
  موتور ِ شانی   
motor-e šâni

Fr.: turboréacteur   

An → engine that works by taking in air at the front and expelling exhaust gases at the rear so that the reaction to this exhaust propels the vehicle forward.

jet; → engine.

steam engine
  ماشین ِ بخار   
mâšin-e boxâr (#)

Fr.: machine à vapeur   

An engine in which the energy of hot → steam is converted into → mechanical power, especially an engine in which the force of expanding steam is used to drive one or more → pistons. The source of the steam is typically external to the part of the machine that converts the steam energy into → mechanical energy (Dictionary.com).

steam; → engine.