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).
Fear of feces
El waste): An abnormal and persistent fear of feces (bowel waste). Sufferers of this fear experience anxiety even though they realize their fear is irrational. They go out of their way to avoid coming into contact with feces or sometimes…
Read the definitionRandom terms
Show more- Spider bites Bites from spiders. These are usually irritating, but not poisonous. Localized reddening and swelling are…
- Negative, false A result that appears negative but fails to reveal a situation. An example of a false negative: a particular…
- Nuchal Referring to the back of the neck (nape). For example, nuchal rigidity is a stiff neck, sometimes a symptom…
- Recipient In medicine, a recipient is someone who receives something like a blood transfusion or an organ transplant…
- Left atrium The upper right chamber of the heart. The left atrium receives oxygenated blood from the lungs and pumps it…
- Xanthoma, planar A type of xanthoma characterized by flat yellow-to-orange patches or pimples that cluster together on the skin
- High blood pressure High blood pressure: Also known as hypertension, high blood pressure is, by definition, a repeatedly elevated…
- Malaria, falciparum The most dangerous type of malaria. Caused by the parasite Plasmodium falciparum, this type of malaria is…
- Arthritis, quackery Like many people with chronic ailments, sufferers from arthritis are potentially vulnerable to proponents of…
- Asymptomatic infection An infection without symptoms. Also known as inapparent or subclinical infection
- Test, ThinPrep Pap A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional…
- Cataract, supranuclear A cataract just above the center (the nucleus) of the lens. See: Cataract