the repetition of an experiment in order to test the validity of its conclusion; "scientists will not believe an experimental result until they have seen at least one replication"
(law) a pleading made by a plaintiff in reply to the defendant's plea or answer
(genetics) the process whereby DNA makes a copy of itself before cell division
vice president under Reagan and 41st President of the United States (born in 1924)
United States electrical engineer who designed an early analogue computer and who led the scientific program of the United States during World War II (1890-1974)
43rd President of the United States; son of George Herbert Walker Bush (born in 1946)