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).
Stroma
The supportive framework of an organ (or gland or other structure), usually composed of connective tissue. The stroma is distinct from the parenchyma, which consists of the key functional elements of that organ. The stroma of the thyroid…
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Show more- Titer The degree of dilution of a substance such as an antibody, reflecting the strength of the solution. The…
- Martorell syndrome Named after Fernando Martorell Otzet, Spanish cardiologist (1906-1984). In 1944 Martorell provided an…
- Surgery, GERD (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- DNA technology, recombinant A series of procedures used to join together (recombine) DNA segments. A recombinant DNA molecule is…
- Reactive arthritis Reactive arthritis: A chronic form of arthritis featuring the following three conditions: (1) inflamed…
- Viral particle See: Virion
- Mediastinum The area between the lungs. The organs in this area include the heart and its large veins and arteries, the…
- Bone, sesamoid See Sesamoid bone
- Autophobia An abnormal and persistent fear of loneliness, of being alone. A fear of solitude. Sufferers from autophobia…
- Coryza A cold in the head. The word 'coryza' came from the Greek 'koryza' which is thought to have been compounded…
- Exercise treadmill test A test (sometimes simply called a treadmill test or exercise test) in which a continuous electrocardiogram…
- Polyarteritis nodosa Polyarteritis nodosa: An autoimmune disease (immune system attacking its own body) characterized by…