Updated October 22, 2014.

Definition: The diaphragm is one type of barrier method of contraceptive. The diaphragm works by preventing sperm from entering the uterus. Proper use of the diaphragm requires a spermicide. The diaphragm is put over the cervix before sexual intercourse and must be left in place for at least 6 to 8 hours after sex to be effective.

Common Misspellings: diframe, diaphram, deafrome, difphram, diaframm

Examples: The diaphragm is most effective when it is used with a spermicide and placed over the cervix before each and every act of sexual intercourse.