Definition of preconcert in English:
preconcert
verb ˌpriːkənˈsəːtˌprikənˈsərt
[with object]archaic Arrange or organize (something) in advance.
I must preconcert a plan of operation, before I venture to act
Definition of preconcert in US English:
preconcert
verbˌprikənˈsərtˌprēkənˈsərt
[with object]archaic Arrange or organize (something) in advance.
I must preconcert a plan of operation, before I venture to act