the rational investigation of questions about existence and knowledge and ethics | the technical aspects of doing something |
a belief (or system of beliefs) accepted as authoritative by some group or school | device consisting of a piece of machinery; has moving parts that perform some function |
any personal belief about how to live or how to deal with a situation | (philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes |
| a natural object resembling a machine in structure or function |
| the atomic process that occurs during a chemical reaction |