- microgrooves
- 'maɪkrəʊgruË n. microscopic groove (in a phonograph record); phonograph record with microscopic grooves
English contemporary dictionary. 2014.
microgrooves
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Unusual types of gramophone records — The overwhelming majority of records manufactured have been of certain sizes (7, 10, or 12 inches), playback speeds (33⅓, 45, or 78 RPM), and appearance (round black discs). However, since the commercial adoption of the gramophone record, a… … Wikipedia
sound recording — Introduction transcription of vibrations in air that are perceptible as sound onto a storage medium, such as a phonograph disc. In sound reproduction the process is reversed so that the variations stored on the medium are converted back… … Universalium
EP — I. /i ˈpi/ (say ee pee) adjective 1. denoting a gramophone record impressed with a double set of microgrooves that revolves at 45 r.p.m. 2. denoting a CD or music download which is more than a single, often lasting for half an hour or more. –noun …
long-playing — /ˈlɒŋ pleɪɪŋ/ (say long playing) adjective (of a gramophone record) having microgrooves, being made of plastic rather than shellac, and being designed to revolve at 33¹⁄₃ r.p.m. Abbrev.: LP …
long-playing — [lôŋ′plā′iŋ] adj. designating or of a phonograph record having microgrooves, for playing at 331/ 3 revolutions per minute … English World dictionary
LP — ☆ LP1 [el΄pē′ ] n. [L(ong) P(laying)] a phonograph record having microgrooves, for playing at 331/ 3 revolutions per minute LP2 abbrev. 1. limited partnership 2. low pressure … English World dictionary
