# OCR

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> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

**OCR** or **ocr** may refer to:

## Science and technology

- [Optical character recognition](/source/Optical_character_recognition), conversion of images of text into characters
- [Organically moderated and cooled reactor](/source/Organically_moderated_and_cooled_reactor), a type of nuclear reactor
- [Oxidizable carbon ratio dating](/source/Oxidizable_carbon_ratio_dating), a method of absolute dating
- [Transvaginal oocyte retrieval](/source/Transvaginal_oocyte_retrieval), a technique used in vitro fertilization
- Oil control ring, a [piston ring](/source/Piston_ring)
- Over consolidation ratio, a [consolidation](/source/Consolidation_(soil)) measurement in geotechnical engineering

## Offices of civil rights

- [Office for Civil Rights](/source/Office_for_Civil_Rights), U.S. Department of Education
- State Office of Civil Rights, [United States Department of State](/source/United_States_Department_of_State)
- GSA Office of Civil Rights, [General Services Administration](/source/General_Services_Administration)
- HHS Office for Civil Rights, [United States Department of Health and Human Services](/source/United_States_Department_of_Health_and_Human_Services)
- DOJ Office for Civil Rights, [Office of Justice Programs](/source/Office_of_Justice_Programs)

## Economics

- [Official cash rate](/source/Official_cash_rate), the interest rate paid by banks in the overnight money market
- [Optimum currency region](/source/Optimum_currency_region), a theoretical optimal area where one currency would make most benefit

## Other uses

- [Original cast recording](/source/Original_cast_recording), a recording of a stage musical featuring the show's original cast
- [Otago Central Railway](/source/Otago_Central_Railway), now a *heritage railway* in Otago, New Zealand
- [Ottawa Central Railway](/source/Ottawa_Central_Railway) a Canadian Shortline owned by CN Rail
- [OverClocked ReMix](/source/OverClocked_ReMix), an organization and website dedicated to preserving and paying tribute to video game music through re-orchestration and reinterpretation
- [Cambridge OCR](/source/Cambridge_OCR), an exam board in England, Wales and Northern Ireland
- [Obstacle course racing](/source/Obstacle_course_racing)

## See also

- [OCR-A](/source/OCR-A), a font designed to simplify character recognition - [OCR-B](/source/OCR-B)

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Adapted from the Wikipedia article [OCR](https://en.wikipedia.org/wiki/OCR) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/OCR?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.