gingival trough
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gingival crevice — n a narrow space between the free margin of the gingival epithelium and the adjacent enamel of a tooth called also gingival trough * * * a shallow trough or fissure surrounding the anatomic crown of a tooth; considered by some authorities to be… … Medical dictionary
trough — A long, narrow, shallow channel or depression. gingival t. the formation of a crater as a result of destruction of interdental tissues so that, in effect, there exists a labial and lingual curtain of gingiva with no interproximal … Medical dictionary
