adjective
1.
being without known limits
the idea of an infinite universe
Synonyms: eternal, illimitable, perdurable, sempiternal, supertemporal
Related Word: everlasting, perpetual
Contrasted words: bounded, circumscribed, limited, restricted
Antonyms: finite
2.
Synonyms: limitless , boundless, endless, immeasurable, indefinite, measureless, unbounded, unlimited, unmeasured
Antonyms: finite