(1) - Simulate (v. t.) To assume the mere appearance of, without the reality; to assume the signs or indications of, falsely; to counterfeit; to feign. (2) - Simulate (a.) Feigned; pretended.
(1) - Simulation (n.) The act of simulating, or assuming an appearance which is feigned, or not true; -- distinguished from dissimulation, which disguises or conceals what is true.