noun
Medical term referring to the ability to conceive and carry a pregnancy to term. Used in clinical and research contexts.
妊孕性の低下は年齢とともに進む。
Fertility declines with age.
この治療
This treatment is performed to preserve fertility.
受胎能 focuses on the ability to conceive, whereas 妊孕性 encompasses both conception and the ability to carry a pregnancy.
Compound of 妊 (にん, 'pregnancy'), 孕 (よう, 'to conceive'), and 性 (せい, 'nature/characteristic'). The reading よう for 孕 is relatively rare and mainly appears in medical terminology.