institutional review b. (IRB) the standing committee in a hospital or other facility that is charged with responsibility for ensuring the safety and well-being of human subjects involved in research.
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board 'bō(ə)rd, 'bȯ(ə)rd n
1) a group of persons having supervisory, managerial, investigatory, or advisory powers <medical licensing \boards> <a \board of health>
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(bord) 1. a long flat piece of wood or other solid material. 2. a group of administrators or experts serving a special function.Medical dictionary. 2011.