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).
Empirical
Based on experience and observation, rather than systematic logic. Experienced physicians often use empirical reasoning to make diagnoses, based on having seen many cases over the years. Less-experienced physicians are more likely to use…
Read the definitionRandom terms
Show more- Moral behavior center An area of the brain in what is known as the prefrontal cortex. Children who suffer damage before 16 months…
- Spider phobia See: Arachnophobia
- Gua-sha A method in tradition Chinese medicine in which the skin on the back, limbs, and other parts of the body is…
- Surgery, YAG laser The use of a YAG (yttrium-aluminum-garnet) laser to do surgery. One use for a YAG laser in surgery is to…
- Enteropathy, protein-losing See: Protein-losing enteropathy
- Cancer, leukemia Leukemia is a cancer of the white blood cells. Leukemias are grouped by how quickly the disease develops…
- CCCR5 See: CCR5
- Serine An amino acid, one of the 20 building blocks of protein. A dietary nonessential amino acid, serine is present…
- Family history of colon cancer See: Colon cancer family history
- Abscess A local accumulation of pus anywhere in the body. The following are some examples of abscesses: > >A skin…
- Hypotension, postural A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a…
- Presenteeism The problem of workers being on the job but, because of medical conditions, not fully functioning. The health…