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Word Study
ai
CIDE DICTIONARY
ai, n. [Braz. aï, haï, from the animal's cry: cf. F. aï.].
The three-toed sloth (Bradypus tridactylus ) of South America. See Sloth. [1913 Webster]
OXFORD DICTIONARY
ai, abbr. artificial insemination.
ai, n. (pl. ais) the three-toed sloth of S. America, of the genus Bradypus.
Etymology
Tupi ai, repr. its cry
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