| crevice | A crack or small fissure, especially in a solid substance. Origin: Fr. Crevasse (05 Mar 2000) |
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| gingival crevice | The space between the surface of the tooth and the free gingiva. Synonym: sulcus gingivalis, gingival crevice, gingival space, subgingival space. (05 Mar 2000) |
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