to form in the mind by new combinations of ideas, new applications of principles, or new arrangement of parts; to formulate by thought; to contrive; to excogitate; to invent; to plan; to scheme; as, to devise an engine, a new mode of writing, a plan of defense, or an argument.-to plan or scheme for; to purpose to obtain.-to say; to relate; to describe.-to imagine; to guess.-to give by will; -- used of real estate; formerly, also, of chattels.-to form a scheme; to lay a plan; to contrive; to consider.-the act of giving or disposing of real estate by will; -- sometimes improperly applied to a bequest of personal estate.-a will or testament, conveying real estate; the clause of a will making a gift of real property.-property devised, or given by will.-device. see device.