What is ACDA? Founded in 1959, the American Choral Directors Association (ACDA) is a nonprofit professional organization whose central purpose is to promote excellence in choral music through performance, composition, publication, research, and teaching.
Legal Definition of abscond. : to depart secretly : withdraw and hide oneself; specifically : to evade the legal process of a court by hiding within or secretly leaving its jurisdiction absconded with the funds abscond from New York abscond to Canada.
The occurrence of events in pairs. The term is applied expecially to coupled heart beats, suggesting heart disease. the condition of occurring in twos, especially the occurrence of two pulse beats in rapid succession. ventricular bigeminy.