n. The act of purging or cleansing, or the state of being purged or cleansed; a cleansing; purification from anything obnoxious, offensive, or erroneous; specifically, the removal, as in an edition of a book, of what is offensive from the point of view of morals or religion.n. In astronomy, the emerging of the sun or moon from eclipse, beginning with the cessation of the total or annular phase (or with the middle of the eclipse if this is partial) and ending with the cessation of the partial phase. See eclipse.