The noun maternity has 3 senses (no senses from tagged texts)
1. pregnancy, gestation, maternity -- (the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus)
2. motherhood, maternity -- (the kinship relation between an offspring and the mother)
3. motherliness, maternalism, maternal quality, maternity -- (the quality of having or showing the tenderness and warmth and affection of or befitting a mother; "the girl's motherliness made her invaluable in caring for the children")