Ohio

American

[oh-hahy-oh] / oʊˈhaɪ oʊ /

noun

a state in the northeastern central United States: a part of the Midwest. 41,222 sq. mi. (106,765 sq. km). Columbus. OH (for use with zip code), O.
a river formed by the confluence of the Allegheny and Monongahela rivers, flowing southwest from Pittsburgh, Pa., to the Mississippi in southern Illinois. 981 miles (1,580 km) long.

Ohio British

/ əʊˈhaɪəʊ /

noun

Abbreviation and zip code: OH. a state of the central US, in the Midwest on Lake Erie: consists of prairies in the W and the Allegheny plateau in the E, the Ohio River forming the S and most of the E borders. Capital: Columbus. Pop: 11 435 798 (2003 est). Area: 107 044 sq km (41 330 sq miles)
a river in the eastern US, formed by the confluence of the Allegheny and Monongahela Rivers at Pittsburgh: flows generally W and SW to join the Mississippi at Cairo, Illinois, as its chief E tributary. Length: 1570 km (975 miles)

"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

Ohio Cultural

State in the northern United States bordered by Michigan and Lake Erie to the north, Pennsylvania and West Virginia to the east, West Virginia and Kentucky to the south, and Indiana to the west. Its capital is Columbus, and its largest city is Cleveland.

Other Word Forms

Ohioan

adjective

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Ohio

"I've never seen in the decades I've been involved more fear and apprehension among voters," Sharpton said, describing worries he encountered during a recent visit to Ohio.

From Barron's ● Oct. 9, 2026

Sherrod Brown, an Ohio Democrat known for taking a skeptical stance on virtual currencies.

From MarketWatch ● Oct. 8, 2026

At Bowling Green State University in Ohio, Saint switched from training to be a teacher to majoring in drama.

From Los Angeles Times ● Oct. 6, 2026

I would start with Ohio, where we have Sherrod Brown, who’s in a good position to get back into the Senate.

From Slate ● Oct. 6, 2026

He was born on November 19, 1831, in his parents’ log house in northeastern Ohio.

From "Ambushed!" by Gail Jarrow

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023