Definition of omni- combining form from the Oxford Advanced Learner's Dictionary



 combining form
combining form
BrE BrE//ˈɒmnɪ//
; NAmE NAmE//ˈɑːmnɪ//
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(in nouns, adjectives and adverbs) of all things; in all ways or places omnivore omnipresent Word Originfrom Latin omnis ‘all’.
See the Oxford Advanced American Dictionary entry: omni-