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).
Spastic paraplegia, autosomal dominant
A degenerative disorder of nerves with progressive spasticity of the legs. Abbreviated as AD-HSP. Spasticity is a state of increased muscle tone. Paraplegia refers to the legs (quadriplegia refers to both the arms and legs). In hereditary…
Read the definitionRandom terms
Show more- Child Health and . . . (NICHD) National Institute of (NICHD): One of the US National Institutes of Health, NICHD is in a sense the NIH for…
- Cannula Simply a slender tube that can be inserted into a body cavity or duct. During the insertion of the cannula…
- Cancer of the cervix See: Cervical cancer
- Fear of bacteria Eria): An abnormal and persistent fear of bacilli (bacteria). A phobia is an unreasonable sort of fear that…
- AANAT The synbol for the enzyme arylalkylamine N-acetyltransferase and for the gene that encodes it. AANAT is…
- Percutaneous transhepatic cholangiography PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery.
- First do no harm Slogan used in medicine often in the Latin wording 'primum non nocere,' a fundamental medical precept of…
- Major depression A disease with certain characteristic signs and symptoms that interferes with the ability to work, sleep…
- Cubitus varus A deformity of the elbow resulting in a decreased carrying angle (so that, with the arm extended at the side…
- Headache, alarm clock See: Alarm clock headache
- Diseases, Infectious, Nat'l Inst of Allergy & Allergy and (NIAID): This is one of the National Institutes of Health in the U.S. In formal terms, the…
- Reflux laryngitis Reflux laryngitis: Inflammation of the voice box (the larynx) caused by stomach acid backing up into the…