What is the meaning of Digression?

An aside, an act of straying from the main subject in speech or writing.

The act of straying from the main subject in speech or writing, particularly for rhetorical effect.

A deviancy, a sin or error, an act of straying from the path of righteousness or a general rule.

A deviation, an act of straying from a path.

An elongation, a deflection or deviation from a mean position or expected path.

digression

digression

a digression

Source: wiktionary.org