INSTRUMENT Copy link • INSTRUMENTTool, etc., instrumentum: organum (ὄργαναν: especially one that contains works or some artificial construction; hence the best expression for a musical instrument, ☞ Sen., Ep., 87, 11): macbina (machine for facilitating the movement or management of anything). Astronomical instruments, *supellex sideribus observandis: surgical instruments, ferramenta chirurgorum: stringed (musical) instruments, fides: a wind nstrument, cornu (horn): tibiae (double-flute): tuba (trumpet): Instrument-maker, instrumentorum opifex: artifex, qui organa fabricat. Written or printed document, litterae: tabulae: instrumentum (document, etc., litis, Quint.; emtionis, Scaevola, Dig., 24, 1, 58). To draw up an instrument, litteris aliquid consignare.