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Ovulation method of family planning
/ˌɒvjʊlˈeɪʃən mˈɛθəd ɒv fˈamɪli plˈanɪŋ/
/ˌɑːvjʊlˈeɪʃən mˈɛθəd ʌv fˈæmɪli plˈænɪŋ/Ovulation method of family planning
01
natural family planning in which the fertile period is inferred from changes in the character and quantity of cervical mucus; ovulation is marked by an increase in mucus that becomes sticky and then clearer and slippery
