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).
Probability
The likelihood that something will happen. For example, a probability of less than .05 indicates that the probability of something occurring by chance alone is less than 5 in 100, or 5 percent. This level of probability is usually taken as…
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Show more- Physician assistant (PA) >Medical histories and physical examinations: a PA is usually can perform histories and physical examinations…
- Feces The medical and scientific term for the 'excrement discharged from the intestines.' The word 'feces' (or its…
- Syndrome, Marfan See: Marfan syndrome
- Primary ciliary dyskinesia The immotile cilia syndrome, a condition in which poorly functioning cilia (hairlike projections from cells)…
- Fear of birds An abnormal and persistent fear of birds. Sufferers of this fear experience undue anxiety about encountering…
- Gestational hypertension See: Hypertension, gestational
- Oral surgeon A dentist with special training in surgery of the mouth and jaw.
- Cranio- Insufficient intake of nitrogen-containing food (protein) to maintain a nitrogen balance or nitrogen…
- Anemia, aplastic See: Aplastic anemia
- Brain cancer Brain cancer: Cancer of the central information processing center of the body. Tumors in the brain can be…
- Keratectomy, photorefractive (PRK) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Scapula The shoulder blade (or 'wingbone'), the familiar flat triangular bone at the back of the shoulder. The word…