1. (

• preventive ,
• preventative ,
• prophylactic ,

) remedy that prevents or slows the course of an illness or disease; "the doctor recommended several preventatives" ;

2. (

• condom ,
• rubber ,
• safety ,
• safe ,
• prophylactic

) contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse ;

1. (

• contraceptive ,
• prophylactic ,
• antifertility

) capable of preventing conception or impregnation; "contraceptive devices and medications" ;

2. (

• cautionary ,
• prophylactic ,

) warding off; "the swastika...a very ancient prophylactic symbol occurring among all peoples"- Victor Schultze ;

3. (

• preventive ,
• preventative ,
• prophylactic

) preventing or contributing to the prevention of disease; "preventive medicine"; "vaccines are prophylactic"; "a prophylactic drug" ;