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).
Leucemia
A different spelling of leukemia, cancer of the blood cells. The growth and development of the blood cells are abnormal. Strictly speaking, leukemia should refer only to cancer of the white blood cells (the leukocytes) but in practice it…
Read the definitionRandom terms
Show more- Myeloid Referring to the nonlymphocytic groups of white blood cells, including the granulocytes, monocytes and…
- Meningitis, infectious Meningitis caused by bacterial, viral, or protozoan infection. Most of the agents known to cause meningitis…
- Vagina, septate A vagina that is divided, usually longitudinally, to create a double vagina. This situation can be easily…
- Olivopontocerebellar Pertaining to three particular parts of the brain -- namely, the oliva, the pons, and the cortex of the…
- Serendipity An accidental and fortunate discovery. Not all good medical research by any means is done by design. Some is…
- Stereotactic needle biopsy A biopsy in which the spot to be biopsied is located three-dimensionally, the information is entered into a…
- Sinus, ethmoid See: Ethmoid sinus
- Hypomania A condition similar to mania but less severe. The symptoms are similar with elevated mood, increased…
- Deoxyribonucleic acid DNA. One of two types of molecules that encode genetic information. (The other is RNA. In humans DNA is the…
- Nephrosis, lipoid See: Minimal change disease
- Evolutionarily conserved gene A gene that has remained essentially unchanged throughout evolution. Conservation of a gene indicates that it…
- ARM Abbreviation of age-related maculopathy, any pathologic condition of the macula, the small spot in the retina…