MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Melanoma, nodular
One of the four clinical types of malignant melanoma, typically presents as a raised, distinct, bluish-black tumor that may be encircled by particularly pale skin, most often in middle-aged or older adults
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Show more- Vasovagal syncope The temporary loss of consciousness in a particular kind of situation (situational syncope) due to a…
- Laryngomalacia A soft floppy larynx (voice box). NTER>
- King's evil An old term for tuberculosis of the lymph nodes in the neck. Also known as scrofula
- Reverse transcriptase-polymerase chain reaction Abbreviated RT-PCR. See: RT-PCR
- Probiotic A microbe that protects its host and prevents disease. The best-known probiotic is Lactobacillus acidophilus…
- Disease, Canavan A severe progressive inherited (genetic) disorder of the central nervous system (CNS). The signs of Canavan…
- Disease, Bernard-Soulier Nt platelet syndrome): This disease is a primary problem of platelets in which the platelets lack the ability…
- Branchial cyst Branchial cyst: Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic…
- Fistulize To form or make a fistula, an abnormal passageway. As, for example, fistulizing Crohn's disease
- Spasms, infantile See: Infantile spasms
- Masseter The muscle that raises the lower jaw.
- Brain ventricle >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres. Each lateral ventricle consists…