Lach″ry‐mal (�), a. [Cf. F. lacrymal. See Lachrymose.] 1. Of or pertaining to tears; as, lachrymal effusions.
2. (Anat.) (a) Pertaining to, or secreting, tears; as, the lachrymal gland. (b) Pertaining to the lachrymal organs; as, lachrymal bone; lachrymal duct.