allision
/əˈlɪʒn/Now literary and rare
noun
The action of striking (something) against or upon something.
Origin
Early 17th century; earliest use found in Helkiah Crooke (1576–1648), physician and anatomist. From post-classical Latin allision-, allisio act of striking upon from classical Latin allīs-, past participial stem of allīdere + -iō.