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).
Demonophobia
An abnormal and persistent fear of evil supernatural beings in persons who believe such beings exist and roam freely to cause harm. Those who suffer from this phobia realize their fear is excessive or irrational. Nevertheless, they become…
Read the definitionRandom terms
Show more- Schmorl's node An upward and downward protrusion (pushing into) of a spinal disk's soft tissue into the bony tissue of the…
- Lung cancer, small cell A type of lung cancer in which the cells are small and round. Also called oat cell lung cancer
- Board certified Board certified in medicine means a physician has taken and passed a medical specialty examination. Board…
- Cerebrohepatorenal syndrome A genetic disorder, which is also called the Zellweger syndrome, characterized by the reduction or absence of…
- Thromboxane B2 The inactive product of thromboxane. Abbreviated TXB2
- Gene expression The translation of information encoded in a gene into protein or RNA. Expressed genes include genes that are…
- Granulomatosis, Wegener's An inflammatory disease of small arteries and veins (vasculitis) that classically involves vessels supplying…
- Nose The external midline projection from the face. The purpose of the nose is to warm, clean, and humidify the…
- Linkage analysis Study aimed at establishing linkage between genes. Today linkage analysis serves as a way of gene-hunting and…
- Cancer of the labia See: Cancer of the vulva
- Endoscopy, upper A common type of endoscopy is upper endoscopy, also called esophagogastroduodenoscopy (EGD). In this…
- Papules Small solid rounded bumps rising from the skin that are each usually less than 1 centimeter in diameter (less…