MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Male gonad
The male gonad, the testicle (or testis), located behind the penis in a pouch of skin (the scrotum). The testicles produce and store sperm, and they are also the body's main source of male hormones (testosterone). These hormones control…
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Show more- Rasmussen syndrome A brain disorder caused by inflammation of brain cells in one hemisphere. Its cause is unknown. Rasmussen…
- Parathyrin A small tumor of the parathyroid gland and the most common disorder of the gland. Parathyroid adenomas are…
- Hypothyroidism Deficiency ofroid hormone which is normally made by the thyroid gland which is located in the front of the…
- X (drug caution code) Abbreviation on a medication that indicates SOS -- that the medication contains a substance such as…
- Neuroma, acoustic A benign tumor that may develop on the hearing and balance nerves near the inner ear. The tumor results from…
- Akinetic Without movement (or without much movement). A term used in neurology to denote the absence (or poverty) of…
- ARD Acronym that stands for a disorder known as Adult Respiratory Distress or Acute Respiratory Distress. Also…
- Vasodilation Widening of blood vessels resulting from relaxation of the muscular wall of the vessels. What widens is…
- Psoriasis, erythrodermic A particularly inflammatory form of psoriasis that often affects most of the body surface. It is the least…
- Syndrome, Gerstmann-Straussler-Scheinker This condition is a primary problem of platelets in which the platelets lack the ability to stick adequately…
- Nasopharynx The area of the upper throat that lies behind the nose. In contrast to the oropharynx, the area of the throat…
- Syndrome, autoimmune polyendocrinopathy A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by…