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).
Postural hypotension
A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a more vertical position: from sitting to standing or from lying down to sitting or standing. Postural hypotension is more common in…
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Show more- Cilium A fine hairlike projection from a cell such as those in the respiratory tract. Cilia can help to sweep away…
- Pharmacologist A specialist in the study of medications and their effects on the body
- Genome, rice The first commercially important plant to have its genome sequenced. This feat, completed early in 2001, is…
- Sigma Theta Tau The international honor society for nursing. Membership is by invitation to baccalaureate and graduate…
- Meconium Dark sticky material normally present in the intestine at birth and passed in the feces after birth. The…
- Vein, large saphenous The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Vaccination, DPT See: DPT immunization
- Vitamin E Alpha-tocopherol, an antioxidant vitamin which binds oxygen free radicals that can cause tissue damage…
- Myopathy Any and all disease of muscle. Or any type of damage to muscle. There are many different kinds of myopathies…
- Pain, chest See: Chest pain
- Therapy, pulmonary Exercises and treatments designed to help patients maintain and recover lung function, such as with cystic…
- Pulmonary medicine The branch of medicine that deals with the causes, diagnosis, prevention and treatment of diseases affecting…