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).
Ankylosing spondylitis
Ankylosing spondylitis: A type of arthritis that causes chronic inflammation of the spine and the sacroiliac joints. Chronic inflammation in these areas causes pain and stiffness in and around the spine. Over time, chronic spinal…
Read the definitionRandom terms
Show more- Founder effect The positive effect on gene frequency when a population (a colony) has only a small number of original…
- Biosafety level A specific combination of work practices, safety equipment, and facilities which are designed to minimize the…
- First do no harm Slogan used in medicine often in the Latin wording 'primum non nocere,' a fundamental medical precept of…
- Torsion fracture A fracture, also called a spiral fracture, in which a bone has been twisted apart. align=center>
- DHHS Acronym for the U.S. Department of Health and Human Services. Also known as HHS. The U.S. Department of…
- ITP 1. Idiopathic thrombocytopenic purpura. (Original use.)2. Immune thrombocytopenic purpura. (Newer use). Note…
- Miliary tuberculosis See: Tuberculosis, miliary
- Primary amebic meningoencephalitis A rare, but fatal infection of the central nervous system caused by Naegleria fowleri, an ameba that inhabits…
- Meatus, female urethral The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Infantile vitamin B1 deficiency See: Infantile beriberi
- Polyuria The excessive passage of urine (at least 2.5 liters per day for an adult) resulting in profuse urination and…
- Adipose 'Adipose' means 'fat' but is usually used to refer specifically to tissue made up of mainly fat cells such as…