Ultra means extreme in style or opinion. An ultra position, ultra-modern, the party ultras.
It works as a prefix on almost anything to push the meaning past its normal limit, which is why ultra-light and ultra-processed both exist. As a noun it names extremists within a movement, and in football an ultra is a member of an organised hardcore support group.
1adjectiveultraExtreme in style or opinion.
“The party's ultra wing wanted to leave the union at any cost.”
ultra is a degree.
Latin ultra means beyond. The political noun came from the ultra-royalists of Restoration France.
Proto-Indo-European
*h₂el- (other)
Latin
ultrā
English, today
ultra
Borrowed from Latin ultrā. From Latin ultra.
Etymology from Wiktionary, CC BY-SA