[ 'ʌltrә- ]
pref. 在...那边, 极端, 过, 超
[医] 超, 过度, 限外
a. A prefix from the Latin ultra beyond (see Ulterior), having
in composition the signification beyond, on the other side, chiefly
when joined with words expressing relations of place; as, ultramarine,
ultramontane, 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.
英汉双解字典由 ECDICT 提供