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).
Ear
The hearing organ. There are three sections of the ear, according to the anatomy textbooks. They are the outer ear (the part we see along the sides of our head behind the temples), the middle ear, and the inner ear. But in terms of…
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Show more- Deuterium A non-radioactive isotope of hydrogen that contains a neutron in its nucleus in addition to the one proton…
- Echinococcus A tiny parasitic tapeworm. The larval stage of this tapeworm can cause human disease. There are three forms…
- Extrapyramidal side effects Physical symptoms, including tremor, slurred speech, akathisia, dystonia, anxiety, distress, paranoia, and…
- Materterine See: Materteral
- Hyperglycemia Hyperglycemia: A high blood sugar. An elevated level specifically of the sugar glucose in the blood…
- Carcinoid syndrome A tumor which secretes large amounts of the hormone serotonin. Carcinoid tumor is also called an…
- Bartter syndrome A group of disorders that are inherited in an autosomal recessive manner and are characterized by impaired…
- Hemoglobin A Normal adult hemoglobin, the main type of hemoglobin after infancy. The A stands for Adult
- Bursitis, hip Inflammation of a bursa of the hip joint. A bursa is a fluid-filled sac that functions as a gliding surface…
- Rat, cotton See: Cotton rat
- Nerve, efferent A nerve that carries impulses away from the central nervous system (CNS). An efferent nerve is the opposite…
- Aldosterone A hormone made by the outer portion (cortex) of the adrenal gland that regulates the balance of salt and…