velocity

== English == === Etymology === From Middle French vélocité, from Latin vēlōcitās (“speed”), from vēlōx (“fast”), thus a doublet of veloce. === Pronunciation === (Received Pronunciation) IPA(key): /vəˈlɒsəti/ (General American) IPA(key): /vəˈlɑsəti/ Rhymes: -ɒsɪti === Noun === velocity (countable and uncountable, plural velocities) (physics) A vector quantity that denotes the rate of change of position with respect to time, combining speed with a directional component. A rapidity of motion. Synonyms: see Thesaurus:speed The rate of occurrence. (economics) The number of times that an average unit of currency is spent during a specific period of time. (music hardware and software) The value corresponding to how hard a key is struck on a MIDI controller or keyboard. ==== Synonyms ==== (rapidity of motion; rate of occurrence): speed ==== Hyponyms ==== ==== Derived terms ==== ==== Translations ====