MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Arthrocentesis
Joint aspiration, a procedure whereby a sterile needle and syringe are used to drain fluid from a joint. This is usually done as an office procedure or at the bedside in the hospital. For an arthrocentesis, the skin over the joint is…
Read the definitionRandom terms
Show more- Heterosexual A person sexually attracted to persons of the opposite sex. Or a person who has sexual relations with the…
- Syphilitic 1. Relating to syphilis, caused by it, or suffering from it.2. A person with syphilis. From the French…
- Contrast sensitivity, visual The ability to perceive differences between an object and its background
- Incubator In biotechnology. an apparatus in which environmental conditions can be set and controlled. Incubators are…
- Randomly In a random manner, as by chance alone. The participants in the trial were randomly assigned to receive…
- Nerve, second cranial Also known as the optic nerve. This nerve connects the eye to the brain and carries the impulses formed by…
- Annexins The annexins are a family of proteins first described in 1990. All of the annexin proteins share the property…
- Fracture, compound A fracture in which the bone is sticking through the skin. Also called an open fracture. NTER> A fracture is…
- Cannabinoid A chemical compound in cannabis. or marijuana. Tetrahydrocannabinol is one of the cannabinoids
- Group B streptococcus infection A major cause of infections, including infections involving the pregnant woman and her newborn infant. Strep…
- Cyst, synovial, of the popliteal space A swelling in the space behind the knee (the popliteal space). The swelling is composed of a membrane-lined…
- Catechol-O-methyltransferase COMT. An enzyme that catalyzes the degradation of catecholamines, including the neurotransmitters dopamine…