the technical aspects of doing something | the act of setting something on fire |
device consisting of a piece of machinery; has moving parts that perform some function | the mechanism that ignites the fuel in an internal-combustion engine |
(philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes | the process of initiating combustion or catching fire |
a natural object resembling a machine in structure or function | |
the atomic process that occurs during a chemical reaction | |