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).
Blood urea nitrogen
Medically called hematuria, blood in the urine can be microscopic or gross. Evaluating hematuria requires consideration of the entire urinary tract. Tests used for the diagnosis of hematuria include the intravenous pyelogram (IVP)…
Read the definitionRandom terms
Show more- Neurosis, hypochondriacal See: Hypochondriasis
- Nulliparous Never having given birth to a child.
- Meningococcus A type of bacteria now formally known as Neisseria meningitidis, which is responsible for a number of…
- Radiation therapy, 3-D A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target it as…
- Severe tropical cyclone A regionally specific name for a strong tropical cyclone in the Southwest Pacific Ocean west of 160E or…
- Carotid Pertaining to the carotid artery and the area near that key artery located in the front of the neck though…
- Promoter In molecular biology, a site on DNA to which the enzyme RNA polymerase can bind and initiate the…
- Female urethral opening The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Melanocyte A pigment-producing cell in the skin, hair and eye that determines their color. The pigment that melanocytes…
- Malformation, arteriovenous (AVM) An arteriovenous malformation (AVM) is a congenital disorder (one present at birth) of blood vessels in the…
- Syndrome, Cornelia de Lange See: de Lange syndrome
- Medulloblastoma A type of brain tumor that tends to occur in children, arise in the cerebellum (in the lower part of the…