Le"sion (?), n. [F. lesion, L. laesio, fr. laedere, laesum, to hurt, injure.]
A hurt; an injury.
Specifically: (a) Civil
Law Loss sustained from failure to fulfill a bargain or contract
.
Burrill. (b)
Med. Any morbid change in the exercise of functions or the texture of organs.
Dunglison.
© Webster 1913.