MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Pill
In pharmacy, a medicinal substance in a small round or oval mass meant to be swallowed. Pills often contain a filler and a plastic substance such as lactose that permits the pill to be rolled by hand or machine into the desired form. The…
Read the definitionRandom terms
Show more- Tetraethylplumbane Tetraethyl lead
- Tunica albuginea of the testis The layer of dense whitish inelastic tissue that surrounds the testis
- Colinear Arranged in the same linear order. See: Colinearity
- Ultrasound, endoscopic See: Endoscopic ultrasound
- Jaundice, neonatal Yellowish staining of the skin and whites of the newborn's eyes (sclerae) by pigment of bile (bilirubin). In…
- Enhanced external counterpulsation A non-invasive out-patient treatment for heart disease and, in particular, for angina (chest pain due to an…
- Glucose, fasting blood Glucose, fasting blood: A method for learning how much glucose (sugar) there is in a blood sample taken after…
- Pollices The thumbs. The plural of pollex. See: Pollex
- Antiparasitic Effective in the treatment of parasites. For example, nitazoxanide (Alinis) is an antiparasitic medication…
- Joint, knee The knee joint has three parts. The thigh bone (the femur) meets the large shin bone (the tibia) to form the…
- Chemoprophylaxis The use of a chemical agent to prevent the development of a disease. See: Chemoprevention
- Gallbladder agenesis This is a condition in which the gallbladder fails to develop. This happens in approximately one out of every…