HRT may refer to:
Health and medicine
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Habit reversal training
Habit reversal training (HRT) is a "multicomponent behavioral treatment package originally developed to address a wide variety of repetitive behavior disorders".
Behavioral disorders treated with HRT include tics, trichotillomania, nail biting, th ...
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Heart rate turbulence
Heart rate turbulence (HRT) is the return to equilibrium of heart rate after a premature ventricular contraction (PVC). It consists of a brief speed-up in heart rate, followed by a slow decrease back to the baseline rate. An important feature of H ...
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Hormone replacement therapy, a treatment used to reduce symptoms associated with menopause
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Transgender hormone therapy, also known as hormone replacement therapy
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Humane Research Trust The Humane Research Trust (HRT) is a British medical research charitable organization, charity with the aim of spreading the practice of humane research. They work with scientists as well as students to further the commitment of non-animal testing, ...
, a British medical research charity
* Heidelberg Retinal Tomography, a diagnostic procedure that produces three-dimensional images of the
optic nerve
Motor racing
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HRT Formula 1 Team, now defunct
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Walkinshaw Andretti United, an Australian motor racing team that previously traded as the Holden Racing Team
Transport
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Hampton Roads Transit, in the Norfolk-Virginia Beach, United States metro area
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Hartwell Railroad, in Georgia, United States
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Heavy rail transit
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Helsinki Regional Transport Authority (Swedish: ')
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Hertfordshire
Hertfordshire ( or ; often abbreviated Herts) is one of the home counties in southern England. It borders Bedfordshire and Cambridgeshire to the north, Essex to the east, Greater London to the south, and Buckinghamshire to the west. For govern ...
, county in England, Chapman code
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Hertfordshire Rail Tours, a defunct British railway company
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Hiroshima Rapid Transit, in Japan
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Honolulu Rail Transit, an under-construction light rail project in
Hawaii
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Hurlburt Field, a United States Air Force field in Florida, United States
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RAF Linton-on-Ouse, a Royal Air Force station in England (IATA code: HRT)
Other uses
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Hrvatska radiotelevizija, Croatia's national broadcaster
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Hard real-time, in computing
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Hértevin language, spoken in Turkey
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High rising terminal, a feature of speech
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Hostage Rescue Team, the FBI's elite tactical unit
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Hudson River Trading, an American trading firm
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Hydraulic retention time
The residence time of a fluid parcel is the total time that the parcel has spent inside a control volume (e.g.: a chemical reactor, a lake, a human body). The residence time of a set of parcels is quantified in terms of the frequency distribution ...
, in hydrology
{{Disambiguation