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).
Fertilization
Fertilization is the process of combining the male gamete, or 'sperm,' with the female gamete, or 'ovum.' The product of this combination is a cell called a zygote.
Read the definitionRandom terms
Show more- Stress test, pharmacologic There are a diversity of pharmacologic stress tests. Here this refers specifically to a pharmacologic cardiac…
- Amsler grid While conducting an eye examination, the eye care professional may ask the patient to look at an Amsler grid…
- Sclerosis, multiple The injection of a chemical irritant into a vein to sclerose ("harden") it. The chemical irritates the lining…
- Eye pressure test A standard eye test that determines the fluid pressure inside the eye. The test is called tonometry…
- Flaviviridae A family of viruses transmitted by mosquitos and ticks that cause some important diseases, including dengue…
- Gibbon, John H., Jr. American cardiovascular surgeon (1903-1973) who performed the world's first successful open-heart operation…
- Veisalgia The sober medical term for a hangover. 'There is no consensus definition of veisalgia ('alcohol…
- Chickenpox immunization Immunization designed to prevent or lessen the severity of the common disease known as chickenpox. The…
- Skull The skull is a collection of bones which encase the brain and give form to the head and face. The bones of…
- Forensics, DNA DNA:See: DNA forensics
- Biopsy, punch See: Punch biopsy
- End-of-life assistant See: Doula (the second meaning)