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).
Bottlefeeding
The use of a substitute for breast milk for feeding infants. Pediatricians generally advise exclusively breastfeeding (that is, breastfeeding with no formula) for all full term, healthy infants for the first 6 months of life. However, many…
Read the definitionRandom terms
Show more- Microcystic corneal dystrophy A disorder in which the cornea (the normally clear front window of the eye) shows dots (or microcysts)…
- Contraceptive, implantable progestin Implantable progestin in the form of Norplant was approved by the U.S. Food and Drug Administration (FDA) for…
- Lobectomy An operation done to remove a lobe of an organ such as the lobe of a lung or a lobe of the thyroid gland. The…
- Meter, peak-flow This hand-held device measures air flow (how fast air is blown out of the lungs). Patients can use peak-flow…
- Congenital hypothyroidism Hypothyroidism: See: Cretinism.
- Epi- A fold of skin that comes down across the inner angle (canthus) of the eye. The epicanthal fold is more…
- Stenosis, spinal See: Spinal stenosis
- Tuberculosis, dormant Tuberculosis, dormant: The presence of evidence for tuberculosis infection from a positive TB skin test in a…
- Rooting reflex A reflex seen in newborn babies, who automatically turn their face toward the stimulus and make sucking…
- National Institute of Environmental Health Science EHS): A part of the National Institutes of Health (NIH) in the United States. NIEHS states that its mission…
- Cross-species transplantation See Xenotransplantation
- Acne, adult Popular name for rosacea. For more information, see: Rosacea