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).
Primitive neuroectodermal tumor
One of a remarkable group of tumors that originate in cells from the primitive neural crest and share the same reciprocal translocation between chromosomes 11 and 22 and the same patterns of biochemical and oncogene expression. Some…
Read the definitionRandom terms
Show more- Kinship Relationship by marriage or, specifically, a blood tie.
- Interpersonal therapy A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and…
- Aluminum toxicity See: Aluminum
- Ejaculate To ejaculate is to release semen during an orgasm in a male. The ejaculate (used as a noun) is the semen.
- Aceruloplasminemia A genetic disorder in which there is absence of the protein ceruloplasmin from blood and accumulation of iron…
- Aerotitis Middle ear problems due to changing atmospheric pressures, as when a plane descends to land. The problems…
- Shock, hypovolemic Shock due to a decrease in blood volume. This is the #1 cause of shock. It can be due to loss of blood from…
- Chemo-brain See: Chemobrain
- Single upper palm crease See: Simian crease
- Nebulizer A device for administering a medication by spraying a fine mist into the nose. Also known as an atomizer
- Illusion A perception that occurs when a sensory stimulus is present but is incorrectly perceived and misinterpreted…
- Penis, erection of the When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora cavernosa…