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Related to oral fissure: angular cheilitis
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|Noun||1.||oral fissure - the opening through which food is taken in and vocalizations emerge; "he stuffed his mouth with candy"|
teeth, dentition - the kind and number and arrangement of teeth (collectively) in a person or animal
glossa, lingua, tongue, clapper - a mobile mass of muscular tissue covered with mucous membrane and located in the oral cavity
mouth - the externally visible part of the oral cavity on the face and the system of organs surrounding the opening; "she wiped lipstick from her mouth"
buccal cavity - the cavity between the jaws and the cheeks
gingiva, gum - the tissue (covered by mucous membrane) of the jaws that surrounds the bases of the teeth
palate, roof of the mouth - the upper surface of the mouth that separates the oral and nasal cavities
salivary gland - any of three pairs of glands in the mouth and digestive system that secrete saliva for digestion
rima - a narrow elongated opening or fissure between two symmetrical parts