Make external or objective, or give reality to(verb)
WordNet. Princeton University. 2010.
Use "exteriorise" in a sentence
"When the Supreme decided to exteriorise himself so that he might see himself, the first thing that he exteriorised out of himself was Knowledge of the world and Power to create it.."
"I believe it has required a long series of accepted observations for us to have arrived at this idea, now so natural in appearance, that the modifications produced within our nervous system are the only states of which we can have a direct consciousness; and as experimental demonstration is always limited, there can be no absolute certainty that things never happen otherwise, that we never go outside ourselves, and that neither our consciousness nor our nervous influx can exteriorise itself, shoot beyond our material organs, and travel afar in pursuit of objects in order to know or to modify them."