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).
Periostoma
A benign tumor arising from the periosteum, the dense membrane composed of fibrous connective tissue that closely wraps (invests) all bone (except the articular surfaces of bone in joints which are covered by synovial membranes)
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Show more- Atelectasis Failure of full expansion of the lung at birth or a collapse thereafter of the lung. The word comes from the…
- Allele An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on…
- AP, X-ray An X-ray picture in which the beams pass from front-to-back (anteroposterior). As opposed to a PA…
- System, cardiac conduction The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- SCID Severe combined immunodeficiency disease
- Tarsal cyst Also called a Meibomian cyst or a chalazion. A tarsal cyst is an inflammation of the oil gland of the eyelid
- Sulci The plural of sulcus
- Wry neck Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In…
- Lycanthropy The delusion that one has become a wolf or the werewolf transformation. Werewolf myths were associated with…
- FXTAS Fragile X tremor/ataxia syndrome
- Bifid Cleft (split) in two. See, for example, bifid uvula
- Anaphia The inability to feel touch. From the Greek prefix an, not + Greek haphe, touch = inability to (feel) touch…