an unstable construction with playing cards; "he built three levels of his cardcastle before it collapsed"
a speculative scheme that depends on unstable factors that the planner cannot control; "his proposal was nothing but a house of cards"; "a real estate bubble"
(music) the section of a movement (especially in sonata form) where the major musical themes first occur
an account that sets forth the meaning or intent of a writing or discourse; "we would have understood the play better if there had been some initial exposition of the background"
a systematic interpretation or explanation (usually written) of a specific topic
diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
manual turning of a fetus in the uterus (usually to aid delivery)
something a little different from others of the same type; "an experimental version of the night fighter"; "a variant of the same word"; "an emery wheel is the modern variation of a grindstone"; "the boy is a younger edition of his father"
an interpretation of a matter from a particular viewpoint; "his version of the fight was different from mine"