noun: (computing) Initialism of hyperthreading. [(computing) A form of microprocessor parallelization where each physical processor is treated as two virtual processors.]
noun: (radio) Initialism of handy talkie. [(radio) a hand-held portable transceiver]
noun: (Internet) Initialism of hat tip. [A tip of the hat.]
noun: (medicine) Initialism of heart transplant.
noun: (medicine) Initialism of Holmes tremor.
noun: (sports) Initialism of half time.
noun: Abbreviation of height. [The distance from the base of something to the top.]
