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).
Ophthalmoscopy
Examination of the interior of the eye, including the lens, retina and optic nerve, by indirect or direct ophthalmoscopy. Indirect ophthalmoscopy employs a head lamp device to shine a very bright light into the eye. This is generally done…
Read the definitionRandom terms
Show more- Paricalcitol A vitamin D analogue. Brand name: Zemplar. In 1998 paricalcitol was approved by the FDA for the treatment of…
- Oma Suffix meaning a swelling or tumor. Many words in medicine end in -oma. Some examples include adenoma…
- CNP Copy number polymorphism
- MTX Abbreviation for methotrexate
- Brace, foot-drop See Ankle-foot orthosis
- Interleukin-4 A protein that stimulates the immune system to develop mast cells, resting T-cells, and activated B-cells…
- Distal The more (or most) distant of two (or more) things. For example, the distal end of the femur (the thigh bone)…
- Skute barbata See: Scutellaria barbata
- Cranial nerve VII The cranial nerves emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge…
- Medical directives, advance Advance directives preserve the person's right to accept or reject a course of medical treatment even after…
- Nuclei, basal A region located at the base of the brain composed of 4 clusters of neurons, or nerve cells. This area of the…
- Wing bone See: SAD.