Skip to Content
Medical Term:


Pronunciation: ap′lan-ā′shŭn

Definition: In tonometry, the flattening of the cornea by pressure. Intraocular pressure is directly proportional to external pressure, and inversely proportional to the area flattened.

[L. ad, toward, + planum, plane]

See Also: applanation tonometer

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.