Ultra

·noun One who advocates extreme measures; an ultraist; an extremist; a radical.

II. Ultra ·adj Going beyond others, or beyond due limit; extreme; fanatical; uncompromising; as, an ultra reformer; ultra measures.

ultra
ultrā, adv. and prep. [ulter]. I Adv. A Prop., on the other side : dextera nec citra mota nec u...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
ultra
ūltrā (1) adv.(for comp.and sup.see ūlterius, ūltimum), on the other side: Dextera nec citra mota n...

An Elementary Latin Dictionary
Ultra-
·adj A prefix from the Latin ultra beyond (see Ulterior), having in composition the signification be...

Webster's Dictionary of the English Language
Ultra vires
·- Beyond power; transcending authority; — a phrase used frequently in relation to acts or enactmen...

Webster's Dictionary of the English Language
ultra mare
Beyond seas a naval law term. ...

The Sailor's Word-Book
ultra vires
Beyond the power of might or right to interfere. ...

The Sailor's Word-Book
ultra-zodiacal
Beyond the limits of the zodiac; applied to those asteroids that revolve outside the ancient zodiac....

The Sailor's Word-Book
Ne plus ultra
·add. ·- A prohibition against proceeding further; an insuperable obstacle or limiting condition. I...

Webster's Dictionary of the English Language