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).
Monozygous twins
Twin: Identical twins that originate from a single fertilized egg (a zygote)
Read the definitionRandom terms
Show more- Short-term memory A system for temporarily storing and managing information required to carry out complex cognitive tasks such…
- Office of Human Research Protections (OHRP) The agency responsible for developing, monitoring and exercising compliance over the protections afforded…
- Lesbian suicide risk High rates of suicide have consistently been reported among homosexuals, particularly among adolescents and…
- Reabsorption Absorbing again. For example, the kidney selectively reabsorbs substances such as glucose, proteins, and…
- Mastocytosis A condition characterized by infiltration of mast cells into the tissues of the body. Mast cells are…
- Human neutrophil peptide See: Defensin
- Pellagra >Diarrhea; >Dermatitis: A scaly rash on skin exposed to light or trauma; >Dementia: Mental disorientation…
- Interstice A small space between things, especially between things that are usually closely spaced, such as cells…
- Xenotropic virus A virus that can grow in the cells of a species foreign to the normal host species, a species different from…
- Will, living A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- Analytic specificity How well an assay detects only a specific substance and does not detect closely related substances
- Binocular 1. With both eyes, as in binocular vision.2. With two eyepieces, as in a binocular microscope