a small, thin, membrane bone forming the front part of the inner wall of each orbit.
lacrimal bone n.
A thin irregularly rectangular plate forming part of the medial wall of the eye socket behind the frontal process of the maxilla.
- Lacrimal canal
lacrimal canal n. See lacrimal duct.
- Lacrimal caruncle
lacrimal caruncle n. A small reddish body at the medial angle of the eye, containing modified sebaceous and sweat glands.
noun, Anatomy. 1. either of two small ducts extending from the inner corner of each eyelid to the lacrimal sac. noun 1. a short tube in the inner corner of the eyelid through which tears drain into the nose Nontechnical name tear duct lacrimal duct n. A curved canal beginning at the margin of each […]
- Lacrimal fold
lacrimal fold n. A fold of mucous membrane guarding the lower opening of the nasolacrimal duct.