Pronunciation: (skē'mu),[key] —n., —pl.sche•ma•taPronunciation: (skē'mu-tuor, sometimes, skē-mä'tu, ski-),[key]sche•mas. 1. a diagram, plan, or scheme.
2. an underlying organizational pattern or structure; conceptual framework.
3. (in Kantian epistemology) a concept, similar to a universal but limited to phenomenal knowledge, by which an object of knowledge or an idea of pure reason may be apprehended.