noun
: a method of birth control that involves abstention from sexual intercourse during the period of ovulation which is determined through observation and measurement of bodily symptoms — abbreviation NFP
noun
: a method of birth control that involves abstention from sexual intercourse during the period of ovulation which is determined through observation and measurement of bodily symptoms — abbreviation NFP
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012