self-existent

• POS: Adjective
• HYPHEN: self-ex=ist=ent

CIDE DICTIONARY

self-existent, a. 

 Existing of or by himself, independent of any other being or cause; -- as, God is the only self-existent being.  [1913 Webster]

OXFORD DICTIONARY

self-existent, adj. existing without prior cause; independent.

ROGET THESAURUS

self-existent

Existence

N existence, being, entity, ens, esse, subsistence, reality, actuality, positiveness, fact, matter of fact, sober reality, truth, actual existence, presence, coexistence, stubborn fact, hard fact, not a dream, no joke, center of life, essence, inmost nature, inner reality, vital principle, ontology, existing, existent, under the sun, in existence, extant, afloat, afoot, on foot, current, prevalent, undestroyed, real, actual, positive, absolute, true, substantial, substantive, self-existing, self-existent, essential, well-founded, well-grounded, unideal, unimagined, not potential, authentic, actually, in fact, in point of fact, in reality, indeed, de facto, ipso facto, ens rationis, ergo sum cogito, thinkest thou existence doth depend on time?.