an accurate instrument
1accurate — [[t]æ̱kjʊrət[/t]] ♦♦♦ 1) ADJ GRADED Accurate information, measurements, and statistics are correct to a very detailed level. An accurate instrument is able to give you information of this kind. Police have stressed that this is the most accurate… …
2Instrument landing system — The Instrument Landing System (ILS) is a ground based instrument approach system that provides precision guidance to an aircraft approaching a runway, using a combination of radio signals and, in many cases, high intensity lighting arrays to… …
3precision instrument — accurate instrument …
4Octant (instrument) — Octant. This instrument, labelled Crichton London, Sold by J Berry, Aberdeen, appears to have an ebony frame with ivory scale, vernier and signature plate. The index arm and mirror supports are brass. Rather than use a sighting telescope, this… …
5Reflecting instrument — Reflecting instruments are those that use mirrors to enhance their ability to make measurements. In particular, the use of mirrors permits one to observe two objects simultaneously while measuring the angular distance between the objects. While… …
6musical instrument — Introduction any device for producing a musical sound. The principal types of such instruments, classified by the method of producing sound, are percussion (percussion instrument), stringed (stringed instrument), keyboard (keyboard… …
7Primary instrument — A primary instrument is a scientific instrument, which by its physical characteristics is accurate and is not calibrated against anything else. A primary instrument must be able to be exactly duplicated anywhere, anytime with identical… …
8wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… …
9Musical instrument — A musical instrument is a device created or adapted for the purpose of making musical sounds. In principle, any object that produces sound can serve as a musical instrument it is through purpose that the object becomes a musical instrument. The… …
10keyboard instrument — ▪ music Introduction any musical instrument on which different notes can be sounded by pressing a series of keys, push buttons, or parallel levers. In nearly all cases in Western music the keys correspond to consecutive notes in the… …
