Laxi Dictionary

American Dictionary

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Definition ultra- in American English

ultra- prefix

prefix
/ʌltrə/
1

extremely: used with many adjectives

Example

an ultracautious approach

Example

ultra-right-wing organizations

Example

an ultra-modern kitchen

Synonyms and related words
a- aero- Afro-
Example

ultrashort radio waves

Synonyms and related words
a- aero- Afro-
Definition ultra- in American English