A flat receptacle with raised edges.
- acrylic resin t. a plastic impression t. used in dentistry; usually fashioned for the individual patient from an autopolymerizing acrylic resin.
- annealing t. an electrically heated, thermostatically controlled device used to drive off the protective NH3 gas coating from the surface of cohesive gold foil.
- impression t. a receptacle used to carry and confine plastic impression material when making an impression of oral structures.

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tray 'trā n an appliance consisting of a flanged body and a handle for use in holding plastic material against the gums or teeth in making negative impressions for dentures

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(tra) a flat-surfaced utensil for the conveyance of various objects or material.

Medical dictionary. 2011.

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  • tray — [treı] n ↑glass, ↑bow tie, ↑tray [: Old English; Origin: trig, treg] 1.) a flat piece of plastic, metal, or wood, with raised edges, used for carrying things such as plates, food etc ▪ The waiter brought drinks on a tray. 2.) a flat open… …   Dictionary of contemporary English

  • Tray — engl. [trei] (dt. Servierbrett, Ablage, Tablett) steht für: Tray (Umverpackung), eine Umverpackung für Lebensmittelverpackungen Tray (Leergut), ein System in der Leergutrücknahme System Tray, siehe Taskbar Notification Area Datenträger Halter,… …   Deutsch Wikipedia

  • tray — A container used in postal facilities to hold letters and First Class Mail flats. It is used as a basic unit of mail quantity for purposes of preparing mail to qualify for discounted postage rates. (Also see full flat tray, full letter tray, less …   Glossary of postal terms

  • tray — [trā] n. [ME treie < OE treg, trig, wooden board, akin to treow, TREE] 1. a flat receptacle made of wood, metal, glass, plastic, etc., often with slightly raised edges, used for holding or carrying articles 2. a tray with its contents [a tray… …   English World dictionary

  • Tray — Tray, v. t. [OF. tra[ i]r, F. trahir, L. tradere. See {Traitor}.] To betray; to deceive. [Obs.] Chaucer. [1913 Webster] …   The Collaborative International Dictionary of English

  • Tray — Tray, n.; pl. {Trays}. [OE. treye, AS. treg. Cf. {Trough}.] 1. A small trough or wooden vessel, sometimes scooped out of a block of wood, for various domestic uses, as in making bread, chopping meat, etc. [1913 Webster] 2. A flat, broad vessel on …   The Collaborative International Dictionary of English

  • tray — [ treı ] noun count ** 1. ) a flat piece of plastic, metal, or wood with raised edges, used for carrying things such as plates or food 2. ) a flat open container with raised edges used for holding papers, documents, etc.: Add more paper to the… …   Usage of the words and phrases in modern English

  • tray — (n.) O.E. treg, trig flat board with a low rim, from P.Gmc. *traujan (Cf. O.Swed. tro, a corn measure). Related to O.E. treow wood, tree, and the primary sense may have been wooden vessel …   Etymology dictionary

  • tray — ► NOUN ▪ a flat, shallow container with a raised rim, typically used for carrying or holding things. ORIGIN Old English, related to TREE(Cf. ↑treeless) …   English terms dictionary

  • tray — be·tray; be·tray·al; ou·tray; por·tray·al; por·tray·er; por·tray·ment; tray; tray·ful; es·tray; por·tray; …   English syllables

  • Tray — A tray is a shallow platform designed for carrying things. It is larger than a salver, a diminutive version commonly used for lighter and smaller servings, and it can be fashioned from numerous materials, including silver, brass, sheet iron, wood …   Wikipedia

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