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.
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Show more- Fear of animals An abnormal and persistent fear of animals termed 'zoophobia. A phobia is an unreasonable fear that can cause…
- HUGO Acronym for the Human Genome Organisation, the international organization of scientists involved in the Human…
- Drain, Jackson-Pratt See: JP drain
- Extracorporeal shock wave lithotripsy A technique for shattering stones such as kidney stones or gallstones with a shock wave produced outside the…
- First do no harm Slogan used in medicine often in the Latin wording 'primum non nocere,' a fundamental medical precept of…
- Keratosis A localized horny overgrowth of the upper layer of skin such as a callus or wart. Among the common forms of…
- Baby walker A device that allows a baby to move about in a half-seated, half-upright position. A 'walker' may…
- Radiation therapy, conformational A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target the tumor…
- Thomas Campion See: Campion, Thomas
- Tube, ear A small plastic tube inserted into the eardrum to keep the middle ear aerated for a prolonged period of time…
- Peak expiratory flow Abbreviated PEF. The maximum airflow during a forced expiration beginning with the lungs fully inflated. The…
- Pandemic An epidemic (a sudden outbreak) that becomes very widespread and affects a whole region, a continent, or the…