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).
EEG
Electroencephalogram, e technique for studying the electrical current within the brain. Electrodes are attached to the scalp. Wires attach these electrodes to a machine which records the electrical impulses. The results are either printed…
Read the definitionRandom terms
Show more- Hematophobia An abnormal and persistent fear of blood is called hematophobia. Sufferers of this very common phobia dread…
- Fingers, six The presence of an extra finger, a very common congenital malformation (birth defect). This condition is…
- Transport defect Within the body, many molecules are able to pass across the membranes that surround cells. These molecules…
- Ascites Abnormal buildup of fluid in the abdomen. Ascites can occur as a result of a number of conditions, including…
- Aid, vibrotactile See: Vibrotactile aid
- Disease, Osler-Rendu-Weber See: Hereditary hemorrhagic telangiectasia
- Acquired Anything that is not present at birth but develops some time later. In medicine, the word 'acquired' implies…
- Incontinence, rectal Inability to hold feces in the rectum due to failure of voluntary control over the anal sphincters with…
- Cripple 1. A person who is lame or disabled. 2. To maim or disable a person. The word 'cripple' is a medically…
- Transplant, renal Replacement of a diseased, damaged, or missing kidney with a donor kidney. Also called a kidney transplant…
- Sinus headache A headache caused by pressure within the sinus cavities of the head, usually in connection with infection of…
- Ultrasound during pregnancy Ultrasound imaging has been done during pregnancy for over three decades. It has proven to be a very useful…