Oh, OH or Oh! is an interjection, proclaiming surprise (emotion). It may refer to:
Ohio (listen) is a Midwestern state in the Great Lakes region of the United States. Of the fifty states, it is the 34th largest by area, the seventh most populous, and the tenth most densely populated.
The Ohio State University, commonly referred to as Ohio State or OSU, is a large, primarily residential, public research university in Columbus, Ohio.
Ohio University is a public research university in Athens, Ohio. The first university chartered by an Act of Congress and the first to be chartered in Ohio, it was chartered in 1787 by the First Continental Congress and subsequently approved for the territory in 1802 and state in 1804, opening for students in 1809. As of 2016, the university's total enrollment, including all campuses, was more than 36,800.Ohio University maintains a selective admission rate with further admission requirements for its Journalism
Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.
The Ohio State Buckeyes football team competes as part of the NCAA Division I Football Bowl Subdivision, representing Ohio State University in the East Division of the Big Ten Conference.
The Ohio River, which flows southwesterly from Pittsburgh, Pennsylvania, to Cairo, Illinois, is the largest tributary, by volume, of the Mississippi River in the United States.
The Ohlone, named Costanoan by early Spanish colonists (the Spanish word costa means "coast"), are a Native American people of the Northern California coast.