tray

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tray

 [tra]
a flat-surfaced utensil for the conveyance of various objects or material.

tray

(trā),
A flat receptacle with raised edges.

tray

(tra) a flat-surfaced utensil for the conveyance of various objects or material.
impression tray  a contoured container to hold the material for making an impression of the teeth and associated structures.

tray

(trā)
A flat receptacle with raised edges.

tray,

n a receptacle or device that holds or carries.
tray, acrylic resin,
n a tray made of acrylic resin.
tray, impression,
n a receptacle or device that is used to carry impression material to the oral cavity, confine the material in apposition to the surfaces to be recorded, and control the impression material while it sets to form the impression.
tray, impression, maxillary,
n a tray consisting of a body with a protruding edge and handle used to contain a material (e.g., rubber, hydrocolloid, or alginate) against the palatal tissues for making a mold of the maxillary arch structures.
Enlarge picture
Triple tray.
tray, triple,
n a tray used to make an impression of a prepared tooth as well as opposing teeth. Such impressions are then used to prepare fixed prostheses and to make a bite registration.
References in periodicals archive ?
Sally says: "She has a trayful of about 300 different essences and makes them up for individuals, depending what she feels you need.
I was there for Sue's first dose of what came to be known in the family as "chemo", and was horrified at the trayful of chemicals that were put in front of her.
Rodrigo looked up and smiled, whether because of my question or because of the arrival of the waitress with a trayful of steaming, savory-smelling bowls, I could not tell.
They couldn't be easier to prepare, so plan to mix a trayful at a time and enjoy.
One of his frequent incursions served Hasselbaink up with the first of a trayful of chances.
Even then, we're talking about a trayful of tins, not lorry loads.