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).
Neuroblastoma
Neuroblastoma: A leading childhood form of cancer that arises in the adrenal gland or in tissue in the nervous system that is related to the adrenal gland. Neuroblastoma is the most common solid tumor outside the brain in infants and…
Read the definitionRandom terms
Show more- Skull The skull is a collection of bones which encase the brain and give form to the head and face. The bones of…
- Dystocia Difficult or abnormal labor or delivery. From the Greek 'dys' meaning 'difficult, painful, disordered…
- Karyocyte Any cell that possesses a nucleus. A neuron (nerve cell) is a karyocyte; it has a nucleus. A mature…
- HTLV Human T-lymphotropic virus
- Insemination The deposition of semen in the female reproductive tract. Under normal circumstances, the deposit is made…
- Standard of care 1. A diagnostic and treatment process that a clinician should follow for a certain type of patient, illness…
- Arthritis, Reiter The combination of inflammation of the joints (arthritis), eyes (conjunctivitis), and GU (genitourinary)…
- Nanny cam A camcorder (a video camera and video recorder in one unit) that displays a live feed so that parents can…
- Radical dissection Removal of not only affected tissue, but also nearby tissue that may be covertly affected
- Toco- Prefix meaning childbirth. For example, tocolysis is the slowing or halting of labor. Sometimes spelled tok-…
- Virulent Extremely noxious, damaging, deleterious, disease-causing (pathogenic). Marked by a rapid, severe, and…
- Dermatofibroma A common type of benign skin tumor that is small, slow-growing, typically firm, red-to-brown and most often…