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Embrasure (dentistry)

V-shaped valleys between adjacent teeth

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJun 3, 2026
Entity authorityQ5370174 ↗
Source-derived summary

In dentistry, embrasures are V-shaped valleys between adjacent teeth. They provide a spill way for food to escape during chewing which essentially aids in the self-cleansing process. They also prevent food from being forced through the contact area which might cause food packing and periodontal pain and permit a slight amount of stimulation to the gingiva.

When two teeth in the same arch are in contact, their curvatures adjacent to the contact areas form spillway spaces which are known as embrasures.

See also

Angularis nigra ("black triangle")

References

Nelson, Stanley J.; Major M. Ash, Jr. (2010). Wheeler's Dental Anatomy, Physiology, and Occlusion (9th ed.). St. Louis, MO: Saunders. ISBN 978-1-4160-6209-7.

Editorial summary

Begin with the source’s own compact description: “Embrasure (dentistry)” is v-shaped valleys between adjacent teeth. The dossier treats that line as a proposition to test through Embrasure, dentistry and V-shaped, not as a finished interpretation.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—2010—that can be checked directly. The selected authority fields contribute no independent date. For this dossier, Embrasure, dentistry and V-shaped is the immediate research focus.
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This entry incorporates text from “Embrasure (dentistry)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.