Definition of -O-

—used as a connective vowel originally to join word elements of Greek origin and now also to join word elements of Latin or other origin <speedometer> <elastomer>

Origin of -O-

Greek, thematic vowel of many nouns and adjectives in combination


Next Word in the Dictionary: -o (noun suffix)
Previous Word in the Dictionary: o- (abbreviation)
All Words Near: -o-

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