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).
Immunity, acquired
See: Acquired immunity
Read the definitionRandom terms
Show more- Suppressant, cough A drug used to control coughing, particularly with a dry, nagging, unproductive cough
- Randomize To use chance alone to assign or arrange. For example, the investigators may randomize the participants in a…
- Rib, cervical A extra rib which arises from the seventh cervical vertebra. It is located above the normal first rib. A…
- Beard The hair that normally grows on the male face after puberty. Testosterone, the most potent of the naturally…
- Drain, Jackson Pratt See: JP drain
- Cecal Pertaining to the cecum (also spelled caecum), the first portion of the large bowel, situated in the lower…
- Postural hypotension A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a…
- Upper motor neuron A neuron that starts in the motor cortex of the brain and terminates within the medulla (another part of the…
- Reporting, anonymous In public health, anonymous reporting permits the acquisition of certain data such as the proportion of…
- Reabsorption Absorbing again. For example, the kidney selectively reabsorbs substances such as glucose, proteins, and…
- Head, optic nerve The circular area in the back of the inside of the eye where the optic nerve connects to the retina
- Chyme A pre-digested, acidified mass of food that passes from the stomach into the small intestine