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).
C. elegans
Caenorhabditis elegans, a roundworm
Read the definitionRandom terms
Show more- Human chorionic gonadotropin (hCG) A human hormone made by chorionic cells in the fetal part of the placenta. Human chorionic gonadotropin…
- Infection, roundworm Infection from a type of parasitic worm that hatches in the intestines and lives there. The eggs of the…
- Kiddie cam A camcorder (a video camera and video recorder in one unit) that displays a live feed so that parents can…
- Piercing Using a sharp instrument, usually a needle, to make a temporary or permanent hole through an earlobe or other…
- Reaction, desmoplastic This term refers to the growth of fibrous or connective tissue. Some tumors elicit a desmoplastic reaction…
- Racemose aneurysm An aneurysm that looks like a bunch of grapes
- Falciparum malaria Malaria: The most dangerous type of malaria. Red blood cells infected with the parasite tend to sludge and…
- Placenta praevia A placenta implanted near the outlet of the uterus, so that at the time of delivery the placenta precedes the…
- Meiotic drive Preferential selection during meiosis (germ cell production). In meiotic drive there is preferential…
- Anticoagulant Any agent used to prevent the formation of blood clots. Anticoagulants have various uses. Some are used for…
- Cubital tunnel syndrome A form of mononeuropathy due to compression or other injury of the ulnar nerve at the elbow. Symptoms of the…
- Pulmonary artery One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey unaerated…