Oto

or O·toe

[ oh-toh ]

noun,plural O·tos, (especially collectively) O·to.
  1. a member of a Siouan-speaking tribe of North American Indians who formerly inhabited the lower Missouri River basin and now live in Oklahoma.

Words Nearby Oto

Other definitions for oto- (2 of 2)

oto-

  1. a combining form meaning “ear,” used in the formation of compound words: otology.

Origin of oto-

2
<Greek ōto-, combining form of oûsear1
  • Also especially before a vowel, ot-.

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How to use Oto in a sentence

British Dictionary definitions for oto-

oto-

combining form
  1. indicating the ear: otitis; otolith

Origin of oto-

1
from Greek ous, ōt- ear

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012