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).
Lactation
The process of milk production. Human milk is secreted by the mammary glands, which are located within the fatty tissue of the breast. The hormone oxytocin is produced in response to the birth of a new baby, and it both stimulates uterine…
Read the definitionRandom terms
Show more- Short-term memory A system for temporarily storing and managing information required to carry out complex cognitive tasks such…
- Stick, heel See: Heel stick
- Post-traumatic stress Stress: An anxiety disorder that develops in some individuals who have had major traumatic experiences. The…
- Neo- (prefix) Prefix meaning new. From the Greek 'neos', new, young, fresh, recent. Examples of terms starting with 'neo-'…
- Coccyx bone The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5…
- Sapphism Female homosexuality. Named after the poet Sappho who lived on the Greek island of Lesbos (circa 600 BC). She…
- Gibbon See: Gibbon, John H., Jr.
- Parainfluenza A disease due to an acute respiratory infection caused by a parainfluenza virus. Parinfluenza occurs usually…
- Megacolon An abnormally enlarged colon.
- Interpersonal therapy A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and…
- Bias 1. When a point of view prevents impartial judgment on issues relating to the subject of that point of view…
- Palate The roof of the mouth. The front portion is bony (hard palate), and the back portion is muscular (soft palate)