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).
RF
Rheumatoid factor. Rheumatoid factor is an antibody that is measurable in the blood. It is commonly used as a blood test for the diagnosis of rheumatoid arthritis. Rheumatoid factor is present in about 80% of adults (but a much lower…
Read the definitionRandom terms
Show more- Surgery, cataract See: Cataract surgery
- Amino acid, branched-chain One of the amino acids that has a branch chain, namely, Leucine, isoleucine, and valine
- Nail grooves See: Beau's lines
- Antimicrobial drug A drug used to treat a microbial infection. 'Antimicrobial' is a general term that refers to a group of drugs…
- Ventral A chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the…
- Abscess, skin See: Skin abscess
- RFA Radiofrequency ablation
- Trachea A tube-like portion of the breathing or 'respiratory' tract that connects the 'voice box' (larynx) with the…
- Sociopath A term once used for someone with what is now called antisocial personality disorder
- Skin graft, autogenic A graft using the patient's own skin. Also known as an autologous graft.
- Unilateral Having, or relating to, one side. Unilateral is as opposed, for example, to bilateral (which means having, or…
- Matricectomy The process of surgically, chemically, or electrically destroying all or part of the base nail portion called…