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).
Food and Drug Administration
The FDA, an agency within the U.S. Public Health Service, which is a part of the Department of Health and Human Services. Background: The FDA regulates over $1 trillion worth of products, which account for 25 cents of every dollar spent…
Read the definitionRandom terms
Show more- GBS Group B strep (or George Bernard Shaw). See also Group B streptococcus infection
- OKT3 Brand name for muromonab-CD3, an immunosuppressant drug given intravenously to reverse acute rejection of…
- Choanal atresia Blockage of the choana, the passageway from the back of one side of the nose to the throat. The choana is…
- Fetal infant An extremely low birth weight infant. A very, small infant. One, for example, with a birth weight of 400 to…
- Hydrophobia Gross edema (swelling), usually with anemia, of the fetus. It can be due to Rh blood group incompatibility…
- Teaspoon An old-fashioned but convenient household measure. A teaspoon holds about 5 cc of liquid
- Rupture, uterine A tear of the uterus, an uncommon but very serious situation that may result in hysterectomy, urologic injury…
- Epiphenomenon 1. An additional symptom or condition that appears during the course of a disease. A doctor might ask if you…
- Non-insulin-dependent diabetes Type 2 diabetes. See also Diabetes, type 2.
- Glass eye 1. A globe of glass that looks like and is intended to replace the eyeball.2. By extension, a real eye that…
- Nitrogen Element number 7, a colorless, odorless, tasteless gas that is biologically important. Nitrogen is a…
- Tomography, computerized See: Computerized tomography