To make unlike; cause to look different; disguise.To give a false impression about; cause to seem different or non-existent; mask under a false pretense or deceptive manner.To put on the semblance of; simulate; pretend.To assume the appearance of; appear like; imitate.Synonyms Dissemble, Simulate, Dissimulate Disguise, cloak, cover. (See hide.) To dissemble is to pretend that a thing which is is not: as, to dissemble one's real sentiments. To simulate is to pretend that a thing which is not is: as, to simulate friendship. To dissimulate is to hide the reality or truth of something under a diverse or contrary appearance: as, to dissimulate one's poverty by ostentation. To disguise is to put under a false guise, to keep a thing from being recognized by giving it a false appearance: as, I cannot disguise from myself the fact. See dissembler and conceal.To give a false appearance; make a deceptive impression or presentation.To assume a false seeming; conceal the real fact, motives, intention, or sentiments under some pretense; mask the truth about one's self.