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).
Handedness
The preferential use of one hand for most fine manual tasks. Right handedness is the preferential use of the right hand while left handedness is the preferential use of the left hand for most fine manual tasks. Being able to use both hands…
Read the definitionRandom terms
Show more- Immunocompetence The ability to produce a normal immune response
- Monocular diplopia See: Diplopia, monocular
- Nipple The pigmented projection on the surface of the breast. Ducts that conduct milk from the mammary glands to the…
- Bursitis, hip Inflammation of a bursa of the hip joint. A bursa is a fluid-filled sac that functions as a gliding surface…
- DNA technology, recombinant A series of procedures used to join together (recombine) DNA segments. A recombinant DNA molecule is…
- Influenza vaccination priorities The influenza (flu) vaccine is recommended for persons at high risk for serious complications from influenza…
- Sea poisoning An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Cauliflower-ear deformity Cauliflower-ear deformity: Destruction of the underlying cartilage framework of the outer ear (pinnae)…
- D-dimer A fragment produced during the degradation of a clot. The D here stands for domain. Dimer indicates two…
- Morning sickness Nausea and vomiting of pregnancy. Morning sickness is a misnomer, because it can occur at any time of the day…
- Vision therapy The use of special eye exercises to address eye defects, such as strabismus. Some vision therapists also…
- Macular hole A hole in the macula, the tiny oval area made up of millions of nerve cells located at the center of the…