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).
Respiratory distress syndrome (RDS)
Formerly known as hyaline membrane disease, a syndrome of respiratory difficulty in newborn infants caused by a deficiency of a molecule called surfactant. RDS almost always occurs in newborns born before 37 weeks of gestation. The more…
Read the definitionRandom terms
Show more- Arch, vertebral See: Vertebral arch
- Dorothy Hodgkin See: Hodgkin, Dorothy
- Toxin, botulinum See: Botulinum toxin
- Vascular bed The vascular system, or a part thereof: for example, the pulmonary vascular bed describes the blood vessels…
- Tympanoplasty A surgical operation to correct damage to the middle ear and restore the integrity of bones of the middle ear…
- Corneal dystrophy, microcystic A disorder in which the cornea (the normally clear front window of the eye) shows dots (or microcysts)…
- Power outage drinking water safety >Boil the water vigorously (water should be bubbling and rolling) for one to 3 minutes. >If you can't boil…
- EB (epidermolysis bullosa) See: Epidermolysis bullosa
- LDH Lactate dehydrogenase
- Myasthenia gravis Prefix that denotes a relationship to fungus. From the Greek mykes, meaning fungus.
- Smallpox vaccine A vaccine containing a live virus called vaccinia used to prevent smallpox. The vaccine does not contain the…
- Ectromelia virus A member of the poxvirus family which is a highly virulent natural pathogen of mice that causes mousepox, a…