dissuasive

DISSUASIVE, a. Tending to dissuade, or divert form a measure or purpose; dehortatory.

DISSUASIVE, n. Reason, argument, or counsel, employed to deter one from a measure or purpose; that which is used or which tends to divert the mind from any purpose or pursuit. The consequences of intemperance are powerful dissuasives from indulging in that vice.