| Abbreviation | Definition |
|---|---|
| MUSH | Multi-User Shared Hallucination |
| MVC | Mutual violent control |
| MWP | Minnesota Women in Psychology |
| MZ | Monozygotic |
| MZF | Identical Female |
| MZF | Identical Female Pairs |
| MZM | Identical Male Pairs |
| NAESP | National Association Of Elementary School Principals |
| NAJP | North American Journal of Psychology |
| NAMH | National Association For Mental Health |
| NAMI | National Alliance for the Mentally Ill |
| NAOP | National Academy Of Psychology |
| NAPPI | Non Abusive Physical and Psychological Intervention |
| NAPPI | Non Abusive Psychological and Physical Interventions |
| NAPPI | Non Abusive Psychological Physical Intervention |
| NASAP | North American Society for Adlerian Psychology |
| NASP | National Association of School Psychologists |
| NBAE | National Board of Addiction Examiners |
| NCDR | Norwegian Centre for Dementia Research |
| NCI | Non-Competitive Inhibition |