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).
Ten-day measles
An acute highly contagious viral disease with fever, runny nose, cough, red eyes, and a spreading skin rash, the measles (also known as rubeola) is a potentially disastrous disease. It can be complicated by ear infections, pneumonia…
Read the definitionRandom terms
Show more- Egg sac The 'egg sac' or ovary is one of a pair of reproductive glands in women. They are located in the pelvis, one…
- Tetanus Tetanus: An often fatal infectious disease caused by the bacteria Clostridium tetani (C. tetani) which…
- Cranial nerve, third The third cranial nerve is the oculomotor nerve. The cranial nerves emerge from or enter the skull (the…
- Penis, erection of the When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora cavernosa…
- Ulnar Referring to the larger of the two long bones in the forearm. (The smaller one is the radius). The ulna is on…
- Enterovirus A virus that enters the body through the gastrointestinal tract and thrives there, often moving on to attack…
- Cradle cam See: Kiddie cam
- Silver A metal used in some medications and in many 'natural' remedies, as well as in silver amalgam for filling…
- Nerve, recurrent laryngeal One of the best known branches of the vagus nerve, a very long nerve that originates in the brainstem. After…
- Amyotrophic lateral sclerosis (ALS) Amyotrophic lateral sclerosis (ALS): A classic motor neuron disease. Motor neuron diseases are progressive…
- Juvenile rheumatoid arthritis See: Arthritis, systemic-onset juvenile rheumatoid
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…