Man is a rational animal capable of learning how to operate and use the computer.
fallacy arises when we widen connotation of the definition by adding attribute or property that are not essential.
Man is rational animal capable of learning how to operate and use a computer
Definitions means a meaning of a word. if you look something up in a dictionary you will find an example of a definition.
To be used to convey or denote, as in How do you make words mean so many different things? As a symbol of something or to represent something, as in The color black means death. Intention to convey...