The act of straying from the main subject in speech or writing, (rhetoric) particularly for rhetorical effect.
An aside, an act of straying from the main subject in speech or writing.
An elongation, a deflection or deviation from a mean position or expected path.
The act of making a change to something while keeping its essential character intact; an alteration or adjustment.
A change to an organism as a result of its environment that is not transmissable to offspring.
the change undergone by a word when used in a construction (for instance am => 'm in I'm)
a change to a word when it is borrowed by another language
The result of modifying something; a new or changed form.