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).
Vaccination, hepatitis A
See: Hepatitis A immunization
Read the definitionRandom terms
Show more- Post-exposure prophylaxis A treatment administered following exposure to a harmful agent which attempts to block or reduce injury or…
- Vaccination, mumps See Immunization, MMR
- Blind spot In ophthalmology, a blind spot is: > >A small area of the retina where the optic nerve enters the eye; this…
- Pinel system The policy of treating the mentally ill in hospitals and other institutions humanely and without the use of…
- Myeloperoxidase An enzyme in leukocytes (white blood cells) that is linked to inflammation and cardiovascular disease. An…
- Masticate To chew, grind, or pulverize food (or something else) until it turns to pulp. From the Latin masticare, from…
- Infertility, Y chromosome See: Y chromosome infertility
- Radiotherapy, stereotactic Radiation therapy in which a number of precisely aimed beams of ionizing radiation coming from different…
- Trans fatty acid An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils…
- Primary atelectasis Failure of the lung to expand fully at birth. In contrast to secondary atelectasis in which there is partial…
- Infantile beriberi Disease in infants due to deficiency of thiamine. This disease is well-known in undeveloped countries among…
- Predispose To make more likely or render susceptible. Smoking predisposes to a number of diseases, including esophageal…