Pronunciation: (ik-splis'it),[key] —adj. 1. fully and clearly expressed or demonstrated; leaving nothing merely implied; unequivocal: explicit instructions; an explicit act of violence; explicit language. 2. clearly developed or formulated: explicit knowledge; explicit belief. 3. definite and unreserved in expression; outspoken: He was quite explicit as to what he expected us to do for him. 4. described or shown in realistic detail: explicit sexual scenes. 5. having sexual acts or nudity clearly depicted: explicit movies; explicit books. 6. Math.(of a function) having the dependent variable expressed directly in terms of the independent variables, as y = 3x + 4. Cf. implicit (def. 4).