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koi

[koi] /kɔɪ/
noun
1.
any of various colorful cultivated forms of the common carp, Cyprinus carpio, apparently originating in Japan and other parts of eastern temperate Asia.
Origin
Old Japanese
1720-1730
1720-30; < Japanese, earlier kowi < kofi, Old Japanese kwofi < *kwopi carp
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for koi

koi

/kɔɪ/
noun
1.
any of various ornamental forms of the common carp
Word Origin
Japanese
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
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Contemporary definitions for koi
noun

any of various bright-colored carp (Cyprinus carpio) of Japan and eastern Asia

Examples

Koi is a popular aquarium and ornamental pond fish.

Usage Note

pl. koi

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Word Origin and History for koi
n.

1727, from a Japanese local name for "carp."

Online Etymology Dictionary, © 2010 Douglas Harper
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