1[in adjectives] of, like, or related to a particular thing: photographic (=of photography) an alcoholic drink (=containing alcohol) polysyllabic (=containing several syllables) pelvic (=of the pelvis) Byronic (=like or connected with the poet Byron)2[in nouns] someone who is affected by a particular unusual condition, a mental illness for example: an alcoholic (=someone who cannot stop drinking alcohol)—-ically /ɪkli/ [in adverbs]: photographically