1. to make clear or evident to the eye or the understanding
2. to be evidence of; prove beyond doubt or question
3. (of a ghost or spirit) appear
4. to record in a ship's manifest
5. a document giving comprehensive details of a ship and its cargo, contents, passengers, and crew
Late 14th century, "to spread" (one's fame), "to show plainly," from manifest (adj.) or else from Latin manifestare "to discover, disclose."
"Ship's cargo," 1706. Earlier, "a public declaration" (c.1600) from Italian manifesto, from French manifeste, verbal noun from manifested.