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).
Pavlovian conditioning
The Russian physiologist Ivan Petrovich Pavlov (1848-1936) conditioned dogs to respond in what proved to be a predictable manner, for example, by first ringing a bell before feeding them and then simply ringing the bell upon which stimulus…
Read the definitionRandom terms
Show more- Mountain sickness, acute (AMS) Acute mountain sickness (AMS) is the illness that results from being in a high altitude environment. AMS is…
- Blood sugar, high An elevated level of the sugar glucose in the blood. Also called hyperglycemia. High blood sugar is a finding…
- Subscapularis muscle >The subscapularis muscle; >The supraspinatus muscle, which is responsible for elevating the arm and moving…
- Postphlebitic syndrome See: Post-thrombotic syndrome
- Maneuver, Heimlich An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Disease, bipolar See: Bipolar disorder
- Arm 1. In popular usage, the appendage that extends from the shoulder to the hand. However, the medical…
- Antiseptic Something that discourages the growth microorganisms. By contrast, aseptic refers to the absence of…
- Melanoma, acral-lentiginous One of the four clinical types of malignant melanoma, uncommon in whites but the most common type in…
- Basal cell nevus syndrome The Gorlin syndrome
- Nitrogenous base A molecule that contains nitrogen and has the chemical properties of a base. The nitrogenous bases in DNA are…
- Exercise-induced asthma Asthma: Asthma that is 'triggered' by vigorous physical activity. Exercise-induced asthma tends particularly…