Yours, Etc.: Origins and Uses of 8 Sign-Offs
early 15c., "construct, establish," from Middle French organiser and directly from Medieval Latin organizare, from Latin organum "instrument, organ" (see organ). Related: Organized; organizing.
organize or·gan·ize (ôr'gə-nīz')v. or·gan·ized, or·gan·iz·ing, or·gan·iz·es
To put together into an orderly, functional, structured whole.
To arrange in a coherent form.