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).
Retinal
Pertaining to the retina, the extraordinary layer of neurons (nerve cells) that line the back of the eye, which can sense light and create impulses capable of voyaging through the optic nerve to the brain where the impulses are recognized…
Read the definitionRandom terms
Show more- Renal Fanconi syndrome Failure of the tubules in the kidney to reabsorb small molecules, causing increased urinary loss of…
- Pool, gene The sum total of genes, with all their variations, possessed by a particular species at a particular time…
- Enterostomal therapist A health care specialist trained to help patients care for and adjust to their colostomy.
- Percentile The percentage of individuals in a group who have achieved a certain quantity (such as height, weight, and…
- Cervical cancer Cervical cancer: Cancer of the entrance to the womb (uterus). The cervix is the lower, narrow part of the…
- Labra The plural of labrum, a ring of fibrocartilage (fibrous cartilage) around the edge of the articular (joint)…
- Disease, chronic obstructive pulmonary (COPD) Any disorder that persistently obstructs bronchial airflow. COPD mainly involves two related diseases --…
- Curcumin A mixture of compounds derived from the curry spice turmeric. Curcumin is sold in the US as a herbal…
- Pre-eclampsia A condition in pregnancy characterized by abrupt hypertension (a sharp rise in blood pressure), albuminuria…
- Reaction, allergic A reaction that occurs when the immune system attacks a usually harmless substance (an allergen) that gains…
- Zinc ointment A topical preparation containing zinc that is applied to protect the skin from irritation or sunburn. Zinc…
- Hypomania A condition similar to mania but less severe. The symptoms are similar with elevated mood, increased…