| overlay | 1. To lay, or spread, something over or across; hence, to cover; to overwhelm; to press excessively upon. "When any country is overlaid by the multitude which live upon it." (Sir W. Raleigh) "As when a cloud his beams doth overlay." (Spenser) "Framed of cedar overlaid with gold." (Milton) "And overlay With this portentous bridge the dark abyss." (Milton) 2. To smother with a close covering, or by lying upon. "This woman's child died in the night; because she overlaid it." (1 Kings III. 19) "A heap of ashes that o'erlays your fire." (Dryden) 3. To put an overlay on. Origin: Overlaid; Overlaying. Source: Websters Dictionary (01 Mar 1998) |
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| overlay denture | A complete denture that is supported by both soft tissue and natural teeth that have been altered so as to permit the denture to fit over them. The altered teeth may have been fitted with short or long copings, locking devices, or connecting bars. Synonym: bar joint denture, hybrid prosthesis, overdenture, telescopic denture. (05 Mar 2000) |
| denture, overlay | Removable prosthesis constructed over natural teeth or implanted studs. (12 Dec 1998) |
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| emotional overlay | The emotional or psychological concomitant of an organic disability. (05 Mar 2000) |