(ˌ)jeˌstikyəˈlāshən also jə̇ˌ- noun
( -s )
Etymology: Latin gesticulation-, gesticulatio, from gesticulatus + -ion-, -io -ion
1. : the act of gesticulating
gesticulation … is not art; it is expression — Susanne K. Langer
2. : an expressive motion of the body or limbs (as in emphasizing an argument)
these people suddenly ceased muttering, but redoubled their gesticulations — Encore
— compare gesture