If you use something as an illustrative example, or for illustrative purposes, you use it to show that what you are saying is true or to make your meaning clearer.
FORMAL adj oft ADJ of n
A second illustrative example was taken from The Observer newspaper...
Translation English Cobuild Collins Dictionary
delineative, descriptive, diagrammatic, explanatory, explicatory, expository, graphic, illustrational, interpretive, pictorial, representative, sample, typical
English Collins Dictionary - English synonyms & Thesaurus
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