| 单词 | canine fossa | 
| 释义 | > as lemmascanine fossa  3.  Anatomy and Physiology.  canine fossa: a depression in the upper jawbone behind the canine prominence.  canine laugh: the expression of the face in sneering (so called because similar to that of a dog's face in snarling), risus sardonicus.  canine muscle: the levator anguli oris, which in the dog raises the corner of the mouth in snarling.  canine prominence or  canine ridge: a ridge on the upper jawbone caused by the fang of the canine tooth. ΘΚΠ the world > life > the body > structural parts > bone or bones > skull > parts of skull > 			[noun]		 > jawbones > upper > parts of or associated with intermaxillary1834 canine fossa1835 canine ridge1835 intermaxilla1882 juga alveolaria1887 prosthion1901 1835–6    Todd's Cycl. Anat. & Physiol. I. 223/1  				From the inner part of the canine fossa. 1835–6    Todd's Cycl. Anat. & Physiol. I. 207/2  				The canine ridge, which corresponds to the socket of the canine tooth. < as lemmas | 
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