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).
Acquired immunity
Immunity acquired by infection or vaccination (active immunity) or by the transfer of antibody or lymphocytes from an immune donor (passive immunity). Acquired immunity is in contrast to innate immunity (natural immunity)
Read the definitionRandom terms
Show more- Ovarian Of or pertaining to the ovary
- Five-lipoxygenase-activating protein See: FLAP
- Aluminum toxicity See: Aluminum
- Cyst of the ovary, follicular A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a…
- Quadriparesis Weakness of all four limbs, both arms and both legs, as for example from muscular dystrophy.
- Osteopathy A system of therapy founded in the 19th century based on the concept that the body can formulate its own…
- Roapies Street term for Rohypnol
- Tandem repeat sequences Multiple copies of the same DNA base sequence on a chromosome; used as a marker in physical mapping of the…
- Diploe The soft spongy material between the inside table and outside table (the interior and exterior bony plates)…
- Postoperative hemorrhage Bleeding after a surgical procedure. The hemorrhage may occur immediately after the surgery or be delayed. It…
- Dwarfism, achondroplastic A genetic disorder of bone growth, achondroplasia is the most common cause of short stature with…
- Deep A device put within the body that is designed to recognize certain types of abnormal heart rhythms…