From Longman Dictionary of Contemporary Englishself-explanatoryˌself-exˈplanatory adjective OBVIOUSclear and easy to understand without needing any more explanation The video controls are pretty self-explanatory.
Examples from the Corpus
self-explanatory• I think the colours are self-explanatory.• The commercial non-sport sector is the only one of these that is not self-explanatory.• The self-defence side of the art is perhaps self-explanatory.• It should be self-explanatory and easy to understand.• The questionnaire was designed to be largely self-explanatory and relatively quick to complete.• The further subdivision of natural hazards is self-explanatory as is that of individual technological hazards.• However, it is as naive to regard religious divisions as self-explanatory as it is to see nationalisms so.• Most of these points are self-explanatory but the first one, the misrepresentation, requires further discussion.• The Maxim toaster wins points for its elegant design and self-explanatory controls. 