How do I Say and Write
"Existence" in Portuguese?

Pronunciation : Ex*ist"ence
Part of Speech : n.
Etymology : [Cf. F. existence.]
Definition : 1. The state of existing or being; actual possession of being; continuance in being; as, the existence of body and of soul in union; the separate existence of the soul; immortal existence. The main object of our existence. Lubbock.

2. Continued or repeated manifestation; occurrence, as of events of any kind; as, the existence of a calamity or of a state of war. The existence therefore, of a phenomenon, is but another word for its being perceived, or for the inferred possibility of perceiving it. J. S. Mill.

3. That which exists; a being; a creature; an entity; as, living existences.
Source : Webster's Unabridged Dictionary, 1913