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).
Internal jugular vein
The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and convey it toward the heart. The internal jugular vein collects blood from the brain, the outside of the face and the neck. It runs…
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Show more- Empiric risk The chance that a disease will occur in a family based upon experience (past history, medical records, etc.)…
- Chorion The outermost of the two fetal membranes - the amnion is the innermost --. which together surround the…
- Compression fracture A fracture caused by compression, the act of pressing together. Compression fractures of the vertebrae are…
- Primary amenorrhea Absence of menstruation. Amenorrhea is conventionally divided into primary and secondary amenorrhea. With…
- Asthma, thermally induced Asthma, thermally induced asthma: Asthma that is 'triggered' by vigorous physical activity. Exercise-induced…
- Natriuretic peptide >A-type natriuretic peptide is secreted largely by the atrial myocardium in response to dilatation. >B-type…
- Unicellular Consisting of one cell only. Some organisms, such as bacteria, are unicellular. Unicellular is in contrast to…
- Allopathist See: Allopath
- Guided imagery An alternative medicine technique in which patients use their imagination to visualize improved health, or to…
- Consultant An individual to whom one refers for expert advice or services. The use of consultants is common in medicine…
- Pax3 One in a family of Pax genes involved in regulating embryonic development at the level of transcription. The…
- Plano In practical optics, a surface that has been worked flat