(ˈ)män|kän(ˌ)dō adjective (or adverb)
also man·can·te -(ˌ)tā
Etymology: mancando from Italian, verbal of mancare to lack, from manco lacking, left-handed, from Medieval Latin mancus lacking in weight, from Latin, having a crippled hand, maimed, infirm, probably from manus hand; mancante from mancare — more at manual
: dying away — used as a direction in music