A message that departs from the main subject.

synonyms: aside, divagation, excursus, parenthesis.

Roget 629: circuit, roundabout way, digression, detour, circumbendibus, ambages^†, loop; winding etc. (circuition) 311^†; zigzag etc. (deviation) 279.    ... show more

Dutch: terzijde
Polish: dygresja

A turning aside (of your course or attention or concern):
— A digression into irrelevant details.

synonyms: deflection, deflexion, deviation, divagation, diversion.

Roget 279: deviation; swerving etc. v.; obliquation^†, warp, refraction; flection^†, flexion; sweep; deflection, deflexure^†; declination.    diversion, digression, depart from, aberration; divergence etc. 291; zigzag; detour etc. (circuit) 629; divagation.    [Desultory motion] wandering etc. v.; vagrancy, evagation^†; bypaths and crooked ways; byroad.    [Motion sideways, oblique motion] sidling etc. v.; knight's move at chess.    ... show more

Wandering from the main path of a journey.

synonym: excursion.