ICO

1 of 2

noun

variants or I.C.O.
plural ICOs or I.C.O.s
: an initial offering of a cryptocurrency to the public : initial coin offering
The venture capital industry is beginning to take a good, hard look at a new financial instrument coming out of the bitcoin community—Initial Coin Offerings, or ICOs.Richard Kastelein

icosa-

2 of 2

combining form

variants or less commonly icosi- or icos-
: twenty
icosahedron

Word History

Etymology

Combining form

Greek eikosa-, eikosi-, eikos-, from eikosi

First Known Use

Noun

2014, in the meaning defined above

Time Traveler
The first known use of ICO was in 2014

Browse Nearby Words

Cite this Entry

“ICO.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ICO. Accessed 27 Jun. 2026.

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