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).
Retrospective
Looking backward on the past, on what has already taken place. A retrospective study looks backward in time, usually using medical records and interviews with patients who already known to have or have had a disease
Read the definitionRandom terms
Show more- Ambulant Means the same as 'ambulatory' (able to ambulate, walk about)
- Methemoglobin A particular type of hemoglobin that is altered so that it is useless for carrying oxygen and delivering it…
- Posture The carriage of the body as a whole, the attitude of the body, or the position of the limbs (the arms and…
- Typhoon supplies kit One of a group of acute infections caused by rickettsiae, transmitted by arthropods (lice, fleas, mites), and…
- SLE (systemic lupus erythematosus) A chronic inflammatory condition caused by an autoimmune disease. An autoimmune disease occurs when the…
- Restriction site A sequence in DNA that can be recognized and cut by a specific restriction enzyme.
- Fetal dystocia Difficult labor and delivery caused by the size (too big), shape or position of the fetus. Dystocia comes…
- Aerosinusitis Sinus troubles, particularly with pain, due to changing atmospheric pressures, as when going up or down in a…
- Food and Drug Administration The FDA, an agency within the U.S. Public Health Service, which is a part of the Department of Health and…
- Ambien Brand name for the sedative hypnotic drug zolpidem used for sleep. For more information, see: zolpidem
- Thiamine Vitamin B1. Thiamine (vitamin B1) acts as a coenzyme in the metabolism of the body. Deficiency of thiamine…
- Dry eye A deficiency of tears. The main symptom is usually a scratchy or sandy feeling as if something is in the eye…