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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Hypnic headache
A relatively rare form of headache disorder in which the patient is awakened from sleep nightly, usually between 1 and 3am, with intense dull or throbbing pain over the whole head. Each episode may last up to 1 hour and be associated with…
Read the definitionRandom terms
Show more- Primary care provider In insurance parlance, a physician chosen by or assigned to a patient, who both provides primary care and…
- Gynecologist A doctor who specializes in treating diseases of the female reproductive organs. The word 'gynecologist'…
- Meniscus, lateral knee The word 'meniscus' refers to a crescent-shaped structure. The lateral meniscus of the knee is a thickened…
- Small for gestational age (SGA) SGA infants weigh 2500 g or less at birth and are considered to have intrauterine growth retardation (IUGR)…
- Cavy See: Guinea pig
- Sulci The plural of sulcus
- Adjuvant therapy Treatment that is given in addition to the primary (initial) treatment. Adjuvant treatment is an addition…
- SSRI A flowering plant, Hypericum perforatum, also known as Perforate St John's wort, that has long been believed…
- Fetal fibronectin A protein produced during pregnancy and the basis of a test for preterm delivery. Fetal fibronectin (fFN)…
- Oz. Abbreviation for ounce
- Reflux laryngitis Reflux laryngitis: Inflammation of the voice box (the larynx) caused by stomach acid backing up into the…
- Transplant, kidney See: Kidney transplant