onlay

(redirected from onlay bone)
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Related to onlay bone: onlay graft, inlay graft

onlay

 [on´la]
1. a graft applied or laid on the surface of an organ or structure.
2. a cast metal restoration that overlays cusps, thus restoring the occlusal and proximal surfaces and lending strength to the tooth.

on·lay

(on'lā),
1. dentistry metal (usually gold) cast restoration of the occlusal surface of a posterior tooth or the lingual surface of an anterior tooth, the entire surface of which is in dentin without side walls; retention in the anterior tooth is by pins and in the posterior by pins and/or boxes in retentive grooves in the buccal and lingual walls.
2. orthopedics graft applied on the exterior of a bone.
3. orthopedics graft applied to skin in native urethra in hypospadias or stricture repair.

onlay

/on·lay/ (on´la)
1. a graft applied or laid on the surface of an organ or structure.
2. a cast metal restoration that overlays cusps and lends strength to the restored tooth.

onlay

(ŏn′lā′, ôn′-)
n.
1. Medicine A graft applied to the surface of a recipient organ or structure.
2. Dentistry A cast, usually made of metal, attached to the surface of a tooth.

onlay

Etymology: AS, ana, up, licagan, to lie
1 a cast type of metal restoration retained by friction, dental luting cement, and mechanical forces in a prepared tooth, used for restoring one or more of the tooth's cusps and adjoining occlusal surfaces. Compare inlay.
2 an occlusal rest part of a removable partial denture, extended to cover the entire occlusal surface of a tooth.

on·lay

(on'lā)
1. A metal cast restoration of the occlusal surface of a posterior tooth or the lingual surface of an anterior tooth, the entire surface of which is in dentin without side walls; retention in the anterior tooth is by pins and in the posterior by pins or boxes in retentive grooves in the buccal and lingual walls.
2. A graft applied on the exterior of a bone, or the surface of an organ or structure.

on·lay

(on'lā)
Cast restoration (porcelain, pressed ceramic, metal) of occlusal surface of a posterior tooth or lingual surface of an anterior tooth, the entire surface of which is in dentin without side walls; retention in anterior tooth involves pins and in the posterior pins and/or boxes in retentive grooves in buccal and lingual walls.

onlay,

n 1. a cast type of restoration that is retained by frictional and mechanical factors in the preparation of the tooth and restores one or more cusps and adjoining occlusal surfaces of the tooth.
n 2. an occlusal rest portion of a removable partial denture that is extended to cover the entire occlusal surface of the tooth.
onlay bone,

onlay

a graft applied or laid on the surface of an organ or structure.