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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Stereotactic
Stereotactic refers to precise positioning in three-dimensional space. For example, biopsies, surgery or radiation therapy can be done stereotactically. In a stereotactic needle biopsy, the spot to be biopsied is located…
Read the definitionRandom terms
Show more- Diarrhea, antibiotic-induced Diarrhea, antibiotic-induced: A bacterium called Clostridium difficile (C.difficile), one of the most common…
- His-Werner disease This is a parasite (louse-borne) disease that was first recognized in the trenches of World War I and so was…
- Blood group An inherited feature on the surface of the red blood cells. A series of related blood types constitute a…
- Fear of women An abnormal, irrational and persistent fear of women. Sufferers experience undue anxiety even though they…
- Varicosity 1. An enlarged and tortuous vein, artery, or lymphatic vessel. 2. Specifically, a varicose vein
- Amoeba Also ameba. A single-celled (protozoan) organism that constantly changes shape. The word 'ameba' is from the…
- Metabolic diseases, inherited Also called inborn errors of metabolism, these are heritable (genetic) disorders of biochemistry. Examples…
- Teratogenic Able to disturb the growth and development of an embryo or fetus. See also: Teratogen and Teratogenic drugs
- Spanish disease Syphilis. Depending upon someone's thoughts as to where the disease came from, syphilis was also known as the…
- Disease, autoimmune See Autoimmune disease
- Infection, yeast Infection due to fungal organisms which have the characteristic of being single-celled, usually rounded and…
- Public health school A school designed to teach public health and train public health professionals. The first school of public…