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).
Factor VIII
Factor eight, a key factor in the process of blood coagulation (clotting). Lack of normal factor VIII causes hemophilia (hemophilia A). The gene for classic hemophilia was long known to be on the X chromosome. Females carry the gene and…
Read the definitionRandom terms
Show more- Estrogen-associated hypercoagulability >esterified estrogens >esterified estrogens and methyltestosterone >estradiol >estrogens (conjugated) and…
- Fats Plural of the word 'fat'. See the definition of fat
- Technology, recombinant DNA A series of procedures used to join together (recombine) DNA segments. A recombinant DNA molecule is…
- Blurred vision Lack of sharpness of vision with, as a result, the inability to see fine detail. Blurred vision can occur…
- Athlete's feet See: Athlete's foot
- Iodine excess Just as too little iodine can cause thyroid disease, so may prolonged intake of too much iodine also lead to…
- Extrapulmonary tuberculosis See: Tuberculosis, extrapulmonary. See also: Tuberculous meningitis
- Eyelid granulation See Blepharitis
- Beijerinck, Martinus W. (1851-1931) Dutch microbiologist who was the first person to use the term 'virus' for the invisible…
- Institute on Deafness and Communication Disorders S, National (NIDCD): One of the US National Institutes of Health. The mission of the National Institute on…
- Macrognathia An abnormally large jaw. This condition is associated with pituitary gigantism, tumors, and other disorders…
- Salk Institute The Salk Institute for Biological Studies , a prominent independent non-profit institution doing basic…