ULTRA- a.
ne, ultramundane, ultratropical, etc. In other relations it has the sense of excessively, exceedingly, beyond what is common, natural, right, or proper; as, ultraconservative; ultrademocratic, ultradespotic, ultraliberal, ultraradical, etc.
UNDER prep.
Denoting relation to something that exceeds in rank or degree, in number, size, weight, age, or the like; in a relation of the less to the greater, of inferiority, or of falling short. Three sons he dying left under age. Spenser. Medicines take effect sometimes under, and sometimes above, the natural proportion of thei…