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).
Zeitgeber
An environmental agent or event that provides the cue for setting or resetting a biological clock. To be synchronized with our environment, we need the input of Zeitgebers. The most important Zeitgeber in nature is light. Social factors…
Read the definitionRandom terms
Show more- Stick, heel See: Heel stick
- Frasier syndrome A condition characterized by the presence of an XY sex chromosome constitution and undermasculinized external…
- Temperature The temperature is the specific degree of hotness or coldness of the body. It is usually measured with a…
- Glutathione S-transferase, omega-1 See: Glutathione S-transferase omega-1
- Magnet therapy An alternative therapy in which magnetic fields are administered by application of magnets to certain parts…
- Perianal abscess An abscess next to the anus that causes tenderness, swelling, and pain on defecation
- Strep throat Strep throat: Strep throat is an infection caused by a type of bacteria called streptococcus, which can lead…
- Optic nerve pathways The left and right branches of the optic nerves join behind the eyes, just in front of the pituitary gland…
- Fear of crossing streets Abnormal and persistent fear of crossing streets, highways and other thoroughfares; fear of thoroughfares…
- Juvenile intestinal polyposis See: Juvenile polyposis
- Chondromalacia patellae The patellofemoral syndrome (PFS), the most common cause of chronic knee pain. PFS characteristically causes…
- Burn, third degree A burn in which the damage has progressed to the point of skin death. The skin is white and without sensation