Con*tu"sion (?), n. [L. contusio: cf. F. contusion.]
1.
The act or process of beating, bruising, or pounding; the state of being beaten or bruised.
2. Med.
A bruise; an injury attended with more or less disorganization of the subcutaneous tissue and effusion of blood beneath the skin, but without apparent wound.
© Webster 1913.