Glossary of the field
Last reviewed for evidence and citation accuracy: August 20, 2026. See How We Use Evidence.
A field begins with language. These working definitions are written to be clear, careful, and free of unnecessary jargon. The glossary will expand as the field does.
Glossary terms
Maternal development
The interdisciplinary study of the psychological, neurological, cognitive, embodied, relational, social, cultural, and existential development of the mother across the lifespan.
Matrescence
The developmental process of becoming a mother — named by Dana Raphael and expanded within psychology by Aurélie Athan. A foundational concept, introduced in anthropological scholarship and substantially developed within psychology, that contemporary scholarship treats as a rich developmental process. Within Maternal Development it is studied as a major developmental construct inside the field’s broader lifespan center.
Maternal identity
A mother's evolving understanding of who she is, held alongside who she was and who she is becoming.
Maternal selfhood
The continuity of a mother's personhood beneath her roles. The self that mothering happens to and through.
Maternal neuroplasticity
The brain's reorganization in response to pregnancy, caregiving, and maternal experience. An emerging research area, organized here by The Matrescent Brain™ (Motherbrain) framework.
Developmental disorientation
The expectable confusion of a person mid-transformation. In mothers, often misread as failure to cope.
Maternal perceptual expertise
Trained pattern recognition, anticipation, scanning, and rapid decision-making built through sustained caregiving.
Unsupported matrescence
A major maternal transformation unfolding without adequate witnessing, rest, resources, relationship, recognition, or structural care.
Identity continuity
The threads of self that persist through maternal transformation.
Identity expansion
Growth of the self through mothering: new capacities, values, and dimensions that did not exist before.
Developmental grief
Grief for a former self, life, body, or imagined future that arises inside healthy transformation. Real grief, not pathology by default.
Maternal ambivalence
The coexistence of contradictory feelings about mothering. A widely described and ordinary feature of maternal experience.
Relational reorganization
The restructuring of partnership, friendship, family, and community around a mother's transformation.
Embodied development
Development that happens in and through the body: pregnancy, birth, feeding, recovery, aging, and the lived body of non-gestational mothers.
Nervous-system regulation
A system's capacity to respond in proportion to real conditions and return when they change. Not the same as calm, quiet, or compliance.
Maternal integration
A working relationship with the changed self. Not resolution, and not return.
Continuing maternal development
The field's lifespan principle, beyond the six-stage Matrescent Path: development does not end with the transition. It continues through every later season of a mother's life.