The initials MHT may refer to: Male hose thread, usually found on garden hoses - see Garden hose#Standards and connectors Manchester–Boston Regional Airport, New Hampshire, US, IATA code Manufacturers Hanover Trust, a (former) bank now part of JPMorgan Chase .mht, the file extension for an MHTML file Marshall Islands time zone Masculinizing hormone therapy, a medical treatment Mechanical heat treatment, one of waste treatment technology Menopausal hormone therapy, a medical treatment Multiple hypothesis tracker in radar