jakˈtāshən noun
( -s )
Etymology: Latin jactation-, jactatio, from jactatus (past participle of jactare ) + -ion, -io -ion
1. : boastful declaration or display
one of his familiar jactations of imperfection — George Saintsbury
2.
[probably from French, from Latin]
: a throwing or tossing of the body ; specifically : jactitation