Closures meaning : An event or occurrence that signifies an ending. A feeling of completeness; the experience of an emotional conclusion, usually to a difficult period. A device to facilitate temporary and repeatable opening and closing. An abstraction that represents a function within an environment, a context consisting of the variables that are both bound at a particular time during the execution of the program and that are within the function's scope. The smallest set that both includes a given subset and possesses some given property. (of a set) The smallest closed set which contains the given set. The act of shutting; a closing. That which closes or shuts; that by which separate parts are fastened or closed. That which encloses or confines; an enclosure. A method of ending a parliamentary debate and securing an immediate vote upon a measure before a legislative body. The process whereby the reader of a comic book infers the sequence of events by looking at the picture panels.