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).
Fear of joy
An abnormal, excessive, and persistent fear of experiencing joy or pleasure. Sufferers with this most puritanical of phobias typically feel guilty about experiencing pleasure even though they usually realize rationally there is nothing at…
Read the definitionRandom terms
Show more- Ritter disease This is the scalded skin syndrome, a potentially serious side effect of infection with the Staph…
- Inborn error of metabolism A heritable disorder of biochemistry. Examples of inborn errors of metabolism include albinism, cystinuria (a…
- Salubrious Good for the health. Healthy. Promoting health or well-being. Wholesome. For example, smog is far from…
- Fever, dumdum Also called kala-azar, a chronic, potentially fatal parasitic disease of the viscera (the internal organs)…
- Contraceptive, injectable progestin Injectable progestin (Depo-Provera) was approved by the U.S. Food and Drug Administration (FDA) for…
- Acuity, auditory The clarity or clearness of hearing, a measure of how well a person hears and monitoring the ability to hear…
- Dystocia, placental See: Placental dystocia
- Palindrome Pertaining to a palindrome. A DNA sequence that reads the same in both directions is a palindromic sequence.
- Cholangiogram, IV See: Intravenous cholangiogram
- Disease, Rendu-Osler-Weber See: Hereditary hemorrhagic telangiectasia
- Respiratory distress syndrome (RDS) Formerly known as hyaline membrane disease, a syndrome of respiratory difficulty in newborn infants caused by…
- JPC Juvenile polyposis coli. See: Juvenile polyposis