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).
AHD
Abbreviation for alveolar hydatid disease; American Hospital Directory; and atherosclerotic heart disease
Read the definitionRandom terms
Show more- Cholesterol, 'good' High-density lipoprotein (HDL) cholesterol
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- Reservoir 1. A place where something such as water is kept in reserve.2. The part of a device in which something is…
- Fungiform Mushroom-shaped. From fungi-, fungus + forma, shape. The fungiform papillae are broad flat structures that…
- Hct (hematocrit) Hematocrit): Abbreviation for hematocrit. The hematocrit is the proportion, by volume, of the blood that…
- Cranial nerve I The first nerve to emerge from or enter the skull (the cranium). (There are twelve cranial nerves.) The first…
- Deuteranomaly Colorblindness of the red-green type, also known as deuteranopia or Daltonism. The term 'Daltonism' is…
- Wildervanck syndrome A syndrome characterized by the combination of congenital deafness, Duane syndrome (eye retraction), and…
- Meningitis vaccine This term usually refers to a vaccine used to prevent meningococcal meningitis, an inflammation of the…
- Single gene disease Any genetic disorder caused by a change affecting only one gene. There are thousands of single-gene diseases…
- Adverse effect A harmful or abnormal result. An adverse effect may be caused by administration of a medication or by…
- Antidiabetic agent A substance that helps a person with diabetes control their level of glucose (sugar) in the blood…