lectosign /ˈlɛktoʊˌsaɪn/ noun1 •In the works of philosopher Gilles Deleuze, a lectosign is an image that must be read as much as it is seen or heard. Deleuze introduced this concept in his book Cinema 2: The Time-Image to describe cinematic images that demand interpretation beyond their immediate visual or auditory presentation.Thus chronosigns are continually extended into lectosigns and noosigns. — 1989 formslectosigns