Pronunciation: (sil'u-bus),[key] —n., —pl.-bus•es, -biPronunciation: (-bī").[key] 1. an outline or other brief statement of the main points of a discourse, the subjects of a course of lectures, the contents of a curriculum, etc.
2. Law. a. a short summary of the legal basis of a court's decision appearing at the beginning of a reported case.
b. a book containing summaries of the leading cases in a legal field, used esp. by students.
3. (often cap.) Also called Syl'labus of Er'rors.Rom. Cath. Ch.the list of 80 propositions condemned as erroneous by Pope Pius IX in 1864.