Definitions
1.verbTo imply or require."This activity will entail careful attention to detail."
2.verbTo settle or fix inalienably on a person or thing, or on a person and his descendants or a certain line of descendants; -- said especially of an estate; to bestow as a heritage.
3.verbTo appoint hereditary possessor.
4.verbTo cut or carve in an ornamental way.
5.nounThat which is entailed. Hence:
6.nounDelicately carved ornamental work; intaglio.