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).
Bias
1. When a point of view prevents impartial judgment on issues relating to the subject of that point of view. In a clinical trial, bias refers to effects that a conclusion that may be incorrect as, for example, when a researcher or patient…
Read the definitionRandom terms
Show more- Humoral Pertaining to elements in the blood or other body fluids. In medicine, humor refers to a fluid (or semifluid)…
- Fear of ghosts An abnormal and persistent fear of ghosts. Sufferers of this fear experience undue anxiety even though they…
- Alpha particle A tiny mass of material composed of two protons and two neutrons. Alpha particles do not travel very far from…
- Disease, degenerative joint Also known as osteoarthritis, this type of arthritis is caused by inflammation, breakdown and eventual loss…
- Olive In neuroanatomy, a rounded oval prominence on the surface of the medulla oblongata in the brain. There are…
- Vaccine, live polio See: Polio vaccine, oral
- Clavicle The bone extending from the breastbone (sternum) at the base of the front of the neck to the shoulder
- Bicycle helmet A well-known but often neglected device designed to protect the head of a bicyclist. Helmets decrease the…
- Antispasmodic 1) A medication that lowers the incidence of or prevents seizures. 2) A medication that lowers the incidence…
- Nirenberg See: Nirenberg, Marshall W.
- Phagedenic gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Chromosome complement The whole set of chromosomes for the species. In humans, the chromosome complement (which is also called the…