Super vs. Ultra

Superadjective

Of excellent quality, superfine.

Ultraadjective

Extreme; far beyond the norm; fanatical; uncompromising.

‘an ultra reformer; ultra measures’;

Superadjective

better than average, better than usual; wonderful.

Ultranoun

An ultraroyalist in France.

Superadverb

(informal) Very; extremely (used like the prefix super-).

‘The party was super awesome.’;

Ultranoun

An extremist.

Supernoun

Abbreviation of superintendent in the sense of a building's resident manager, sometimes clarified as "building super".

Ultranoun

(soccer) An especially devoted football fan, typically associated with the intimidating use of extremist slogans, pyrotechnics and sometimes hooligan violence.

Supernoun

Short form of superannuation, the Australian/New Zealand retirement benefits or pension scheme.

‘Jane looked forward to collecting a large super payout when she retired.’;

Ultranoun

(athletics) An ultramarathon.

Supernoun

(beekeeping) An empty box placed above the existing boxes of the beehive in order to allow the colony to expand or store additional honey.

Ultranoun

(climbing) An ultra-prominent peak.

Supernoun

superhero.

Ultranoun

Code name used by British codebreakers during World War 2 for decrypted information gained from the enemy.

Supernoun

(theatre) Someone outside the normal company, but appearing on stage with no lines to speak.

Ultraadjective

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

Supernoun

A person who has supernatural beliefs, distinguished from a bright.

Ultranoun

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

Superverb

(beekeeping) To add or to place a super atop the existing boxes of the beehive.

Ultraadjective

(used of opinions and actions) far beyond the norm;

‘extremist political views’; ‘radical opinions on education’; ‘an ultra conservative’;

Supernoun

A contraction of Supernumerary, in sense 2.

Ultranoun

an extremist

‘ultras in the animal rights movement’;

Supernoun

a caretaker for an apartment house; represents the owner as janitor and rent collector

Ultranoun

short for ultramarathon

‘the best way to tackle an ultra is to divide the race into manageable chunks’;

Superadjective

of the highest quality;

‘an ace reporter’; ‘a crack shot’; ‘a first-rate golfer’; ‘a super party’; ‘played top-notch tennis’; ‘an athlete in tiptop condition’; ‘she is absolutely tops’;

Ultra

Ultra was the designation adopted by British military intelligence in June 1941 for wartime signals intelligence obtained by breaking high-level encrypted enemy radio and teleprinter communications at the Government Code and Cypher School (GC&CS) at Bletchley Park. Ultra eventually became the standard designation among the western Allies for all such intelligence.

Superadjective

including more than a specified category;

‘a super experiment’;

Superadjective

extremely large;

‘another super skyscraper’;

Superadverb

to an extreme degree;

‘the house was super clean for Mother's visit’;