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).
Poisoning, lead
An environmental hazard capable of causing brain damage. In the US lead poisoning is formally defined as having at least 10 micrograms of lead per deciliter of blood. (The average level of lead, for people ages 1 to 70, is 2.3 micrograms.)…
Read the definitionRandom terms
Show more- HPV See: Human papillomavirus
- SIDS with dysgenesis of testes Abbreviated SIDDT. For more, see: SIDDT
- Twilight sleep Sleep: A term applied to the combination of analgesia (pain relief) and amnesia (loss of memory) produced by…
- Thrombi Just the plural of thrombus. See: Thrombus
- BDD Body dysmorphic disorder
- Science, cognitive Cognitive science is the study of the mind. It is an interdisciplinary science that draws upon many fields…
- Goiter, diffuse toxic Graves disease, the most common cause of hyperthyroidism (overactivity of the thyroid gland), with…
- Subarachnoid Literally, beneath the arachnoid, the middle of three membranes that cover the central nervous system. In…
- Syndrome, stiff baby A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Brown fat Brown adipose tissue, a rapid source of energy for infants in whom it forms about 5% of their body weight. It…
- Hepar The liver or a preparation made from it. The term hepar is not often used today. It is a direct borrowing of…
- Skin The skin is the body's outer covering. It protects us against heat and light, injury, and infection. It…