The Collaborative International Dictionary
Acrotism
Acrotism \Ac"ro*tism\ ([a^]k"r[-o]*t[i^]z'm), n. [Gr. 'a priv. + kro`tos a rattling, beating.] (Med.) Lack or defect of pulsation.
Wiktionary
acrotism
n. (context medicine English) A lack or defect of the pulse.