MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Baby blues
A common temporary psychological state right after childbirth when a new mother may have sudden mood swings, feeling very happy, then very sad, cry for no apparent reason, feel impatient, unusually irritable, restless, anxious, lonely and…
Read the definitionRandom terms
Show more- International unit (IU) An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…
- Personality disorder, borderline A serious mental illness characterized by pervasive instability in moods, interpersonal relationships…
- HTLV-III The human T-lymphotropic virus type III. An obsolete term for the human immunodeficiency virus or HIV
- ABO blood group The major human blood group system. A person's ABO type depends upon the presence of absence of two genes…
- Fetal alcohol effects (FAE) A softer diagnosis than fetal alcohol syndrome (FAS). The diagnosis of possible FAE is considered when: 1…
- Joint, ankle The ankle joint is complex. It is made up of two joints: the true ankle joint and the subtalar joint: > >The…
- LOD score In genetics, a statistical estimate of whether two loci (the sites of genes) are likely to lie near each…
- Valve, aortic One of the four valves in the heart, this valve is situated at exit of the left ventricle of the heart where…
- Nerve, sciatic The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal…
- Post-polio muscular atrophy (PPMA) Belated muscle wasting that occurs as part of the post-polio syndrome (PPS), a constellation of symptoms and…
- Tuberculotic See: Tuberculous
- Pulmonary edema, high altitude Pulmonary edema, high altitude: Known as HAPE (High Altitude Pulmonary Edema), a condition in which there is…