Definition of "illuminatory" [illuminatory]

• Increasing informative qualities; explanatory. (adjective)

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• "But if performances & recordings are not good enough - not inspiring, not illuminatory, etc - then nobody is going to be turned on to music by them."
• "Not just because of what Guard had said, nor even because of his laughter, but because, unbelievably, un - wantedly and un tenably she had just had the most appallingly clear mental image of Guard's naked body -- a body which, in that brief, illuminatory vision, had been both arrogantly male and erotically aroused."
• "Contemporaneous with these, and earlier, are frescoes painted upon the walls of the catacombs, including portraits of the Apostles and of Christ, representations of the martyrs, naive pictures of the scenes from the Holy Bible, and simple illuminatory symbolism."