English version


From Longman Dictionary of Contemporary Englishultra-ultra- /ʌltrə/ prefix 🔊 🔊 1 EXTREMEextremely 🔊 an ultra-modern building 🔊 He remained ultra-cautious. 🔊 an ultra-light jacket2 technicalABOVE above and beyond something in a range 🔊 ultrasound (=sound that is too high for humans to hear) → infra-
Examples from the Corpus
ultra-• an ultramodern building• ultraviolet light
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