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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Sulcus
A groove, crevice, or furrow. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. Sulcus is the Latin for groove, furrow, or trench
Read the definitionRandom terms
Show more- Nephropathy Any kidney disease. For example, there is diabetic nephropathy, gouty nephropathy, HIV-associated…
- Autism G=4 cel ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Autism Main…
- Endoscope A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on…
- Cerebrovascular accident (CVA) prevention In many cases, a person may have a transient ischemic attack (TIA), a neurological event with the symptoms of…
- Two-faced twins Twin: Known medically as diprosopus, two-faced twins are conjoined twins (incompletely separated identical…
- Dysentery, amebic Dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba…
- Kirklin, John W. American cardiovascular surgeon (1920-2004) who improved and applied the heart-lung machine to open heart…
- Immunoglobulin E Abbreviated IgG. A major class of immunoglobulins found in the blood, including many of the most common…
- Amniotic sac Popularly and more commonly known as the bag of waters. See: Bag of waters
- JAMA The Journal of the American Medical Association. JAMA began publication in 1883. It now bills itself as 'the…
- ADA deficiency Lack of normal adenosine deaminase (ADA) activity, a genetic (inherited) condition causing one form of severe…
- Circadian Refers to events occurring within a 24-hour period, in the span of a full (24-hour) day, as in a circadian…