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).
Flat affect
A severe reduction in emotional expressiveness. People with depression and schizophrenia often show flat affect. A person with schizophrenia may not show the signs of normal emotion, perhaps may speak in a monotonous voice, have diminished…
Read the definitionRandom terms
Show more- Humerus The long bone in the arm which extends from the shoulder to the elbow.
- Colpotomy A surgical incision in the vagina. The -tomy part of the word comes from the Greek tome meaning cutting
- Conan Doyle, Sir Arthur (1859-1930) British physician, better known as the writer who created Sherlock Holmes and Dr. Watson…
- Vagus nerve A remarkable nerve that supplies nerve fibers to the pharynx (throat), larynx (voice box), trachea…
- Nail dysgenesis and hypodontia A genetic disorder characterized by abnormalities of the nails (nail dysgenesis) and the absence of several…
- Eyedrop test There are many types of eyedrops and many types of eyedrop tests. One of the most common eyedrop tests is…
- Heat syncope Sudden dizziness, feeling faint ans sometimes fainting experienced after exercising in the heat. The skin…
- Carbohydrate intake, infant Carbohydrates (glucose, lactose, sucrose, galactose, etc.) are sugars or several sugars linked together…
- EC 1. Endocannabinoid.2. Extracranial.3. Embryonal carcinoma
- GFAP Glial fibrillary acidic protein. The degenerative brain condition called Alexander disease is caused by…
- Plasmacytoma Cancer of the plasma cells (white blood cells that produce antibodies) that may turn into multiple myeloma
- Chromosome, dicentric A chromosome in the stage of the cell cycle (the sequence of events in the life of a cell) when a chromosome…