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).
Video-assisted surgery
A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical patterns of cluster headache -- the episodic and the chronic: Episodic: This is the most common pattern of cluster headache. It is…
Read the definitionRandom terms
Show more- Endovascular aneurysm repair Abbreviated (and most often called) EVAR. See: EVAR
- Autoimmune disease An illness that occurs when the body tissues are attacked by its own immune system. The immune system is a…
- Alloerotic Having to do with sexual excitement toward the same sex. The opposite is heteroerotic
- Asthmatic 1. Pertaining to asthma as, for example, asthmatic bronchitis.2. A person with asthma
- Syndrome, McKusick-Kaufman A genetic disorder in which there is build-up of fluids (called hydrometrocolpos) in the vagina and the…
- Asthenia Weakness. Lack of energy and strength. Loss of strength. The word asthenia is not much used in medicine…
- Ribosome An RNA molecule that can catalyze its own chemical reactions.
- Calorie A unit of food energy. In nutrition terms, the word calorie is used instead of the more precise scientific…
- Photic sneeze reflex A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing…
- Syndrome, contiguous gene A disorder clearly involving multiple gene loci that are adjacent to one another. An example of a contiguous…
- Test, Gesell Developmental A measure of child development devised by the American child psychologist and pediatrician Arnold Gesell…
- Black American See: African American