تعريف rhythm method في الإنجليزية الإنجليزية القاموس.
A method of natural birth control that involves counting days of a woman's menstrual cycle in order to determine when sexual intercourse is most or least likely to result in pregnancy
The rhythm method is a practice in which a couple try to prevent pregnancy by having sex only at times when the woman is not likely to become pregnant. A birth-control method dependent on abstinence during the period of ovulation. a method of birth control which depends on having sex only at a time when the woman is not likely to become pregnant
natural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle)