Definitions for "Tear film"
the thin layer of tear fluid coating the front surface of the cornea; composed of three layers: lipid layer (most anterior), lacrimal layer (middle), and mucoid layer (most posterior)
Lacrimal film; the layer of lubricating substances that coats the sclera and conjunctiva, nourishes and protects the cornea, and lubricates the eye.
Layered film on the surface of the cornea that keeps the eye lubricated.