Origin: ML jactitatio < L jactitare, to utter, tell in public < jactare, to throw: see jet
See jactitation in American Heritage Dictionary 4
Origin: Medieval Latin iactitātiō, iactitātiōn-, false declaration
Origin: , from Latin iactitātus
Origin: , past participle of iactitāre, to utter, frequentative of iactāre, to boast, frequentative of iacere, to throw; see yē- in Indo-European roots.
Learn more about jactitation