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).
Pelvic inflammatory disease (PID)
Ascending infection of the female upper genital tract (the female structures above the cervix). PID is the most common and serious complication of sexually transmitted diseases (STDs), aside from AIDS, among women. The signs and symptoms…
Read the definitionRandom terms
Show more- Succenturiate placenta An extra placenta separate from the main placenta. In anatomy 'succenturiate' means substituting for or…
- Lockjaw See Tetanus
- Uniparous 1) Having produced only one offspring. Also called primiparous. 2) Producing only one offspring at a time…
- Zhong-Wei Chen See: Chen, Zhong Wei
- Albinism, oculocutaneous An hereditary disorder characterized by deficiency of the pigment melanin in the eyes, skin and hair. The…
- Gram-positive Gram-positive bacteria retain the color of the crystal violet stain in the Gram stain. This is characteristic…
- Leuko- Prefix meaning white, as in leukocyte (white blood cell). Leuko- comes from the Greek 'leukos' meaning white…
- Cranial nerve II The second cranial is the optic nerve, the nerve that connects the eye to the brain and carries the impulses…
- Bipolar disorder Dding=0 width='100%' border=0> ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%'…
- Cancer, kidney Malignancy of the kidney, the organ that is primarily responsible for the removal of metabolic products from…
- Toxin, anthrax The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax…
- Deficiency, uroporphyrinogen decarboxylase See: UROD deficiency