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).
Cell, T-helper
See: T-helper cell
Read the definitionRandom terms
Show more- Metabolic rate, basal A measure of the rate of metabolism. For example, someone with an overly active thyroid will have an elevated…
- Mead See: Mead, Margaret
- Dyspraxia Impaired or painful function of any organ of the body
- Supraspinatus muscle >The supraspinatus muscle; >The subscapularis muscle, which moves the arm by turning it inward (internal…
- Speech-language pathologist A specialist who evaluates and treats communication disorders and swallowing problems. A speech-language…
- Keratosis A localized horny overgrowth of the upper layer of skin such as a callus or wart. Among the common forms of…
- Congenital hip dislocation The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Genetic screening Testing a population to identify individuals at risk for a genetic disease or for transmitting it. Newborns…
- Transplant, kidney See: Kidney transplant
- Expiration date The date for a drug estimated for its shelf life with proper storage in sealed containers away from harmful…
- Pneumocystis jiroveci See: Pneumocystis
- GAD Generalized anxiety disorder