Definition of ultra- in English:

ultra-

Pronunciation /ˈəltrə/

Translate ultra- into Spanish

prefix

  • 1Extreme; to an extreme degree.

    ‘ultramicroscopic’
    • ‘ultraradical’
    extremely, exceedingly, excessively, immensely, especially, exceptionally, unusually, extraordinarily, remarkably, uncommonly, extra
    View synonyms
  • 2Beyond; on the other side of.

    • ‘ultramontane’

Origin

From Latin ultra ‘beyond’.