natural family planning natural event • natural fiber · · · Info · Definitions · Characters · · natural family planning · · Text Common · · Latin · · Scripts 23 · · Length 8 · · Syllables Definitions · · · (noun) any of several methods of family planning that do not involve sterilization or contraceptive devices or drugs; coitus is avoided during the fertile time of a woman's menstrual cycle. Synonyms: natural family planning. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079