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).
Temporary loss of consciousness
A partial or complete loss of consciousness with interruption of awareness of oneself and ones surroundings. When the loss of consciousness is temporary and there is spontaneous recovery, it is referred to as syncope or, in nonmedical…
Read the definitionRandom terms
Show more- Medium-chain acyl-CoA dehydrogenase deficiency See: MCAD deficiency
- Horizontal A chemical substance produced in the body that controls and regulates the activity of certain cells or…
- Fatty acids Molecules that are long chains of lipid-carboxylic acid found in fats and oils and in cell membranes as a…
- Phosphatase, alkaline An enzyme made in the liver, bone, and the placenta and normally present in high concentrations in growing…
- Ankle bone The ankle bone is termed the talus. It is the bone of the foot that joins the tibia and fibula to form the…
- Microcephalin 1 Mutation of this gene is responsible for an autosomal recessive form of primary microcephaly with no other…
- Rash, vesicular A raised, blistery rash
- KHM Keratoderma hereditarium mutilans. See: Vohwinkel syndrome
- Insemination The deposition of semen in the female reproductive tract. Under normal circumstances, the deposit is made…
- Breast cancer susceptibility genes Inherited factors that predispose to breast cancer. Put otherwise, these genes make one more susceptible to…
- Mitochondrial disease Mitochondrial disease: Mutations (changes) in the mitochondrial chromosome are responsible for a number of…
- Immunization, H. flu This immunization is designed to prevent disease due to Haemophilus influenzae (H. flu), specifically…