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).
Demulcent
Soothing. The word 'demulcent' comes from the Latin verb, 'demulcere' meaning 'to caress.' Something that is demulcent is caressing. The term 'demulcent' refers to an agent, such as an oil, that forms a soothing film when administered onto…
Read the definitionRandom terms
Show more- Disease, phytanic acid storage See Refsum disease
- Fear of cats An abnormal and persistent fear of cats which produces an undue anxiety reaction even though sufferers…
- Blepharophimosis Horizontal narrowing of the palpebral fissures (eye slits)
- Mycobacterium avium subspecies paratuberculosis (MAP) A bacterium that causes Johne's disease, a form of chronic inflammatory bowel disease (IBD) in cattle…
- Breast milk Milk from the breast. Human milk contains a balance of nutrients that closely matches infant requirements for…
- Turbinectomy Removal of a turbinate bone. The turbinate is a bone in the nose; it is an extension of the ethmoid bone, is…
- Beijerinck See: Beijerinck, Martinus W.
- Dystonia, oromandibular Oromandibular dystonia affects the muscles of the jaw, lips, and tongue. The jaw may be pulled either open or…
- Generic drug >The chemical name of a drug. >A term referring to the chemical makeup of a drug rather than to the…
- Genetic transformation A process by which the genetic material carried by an individual cell is altered by the incorporation of…
- Polyuria The excessive passage of urine (at least 2.5 liters per day for an adult) resulting in profuse urination and…
- Randomly In a random manner, as by chance alone. The participants in the trial were randomly assigned to receive…