canthoplasty (kan'tho-plas-te). 1

The operation of lengthening the palpebral fi ure at the external canthus. 2. The operation of reforming a canthus in the case of defect. [Gr., kanthos, the corner form.] of the eye, -fpla ein, to canthus (kan'thus). The palpebral commi ure, the angle formed by the junction of the upper and lower lids. c. extern us. See outer c. c. intern us, c. major. See inner c. c. minor. See outer c. c. nasal is. See inner c. c. temporal is, external c. See outer c. greater c. See inner c. inner c, internal c. The inner commi ure of the lids, le er c. See outer c. nasal c. See inner c. outer c, temporal c. The outer commi ure of the lids. Commis sur a palpebra rum [B. N. A.]. [Gr., kanthos, angle, corner.]