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).
Ochronosis
1. Deposition of dark pigment in connective tissues, usually due to alkaptonuria or exposure to chemicals such as phenolic compounds or hydroquinone.2. Sometimes used as a synonym for alkaptonuria
Read the definitionRandom terms
Show more- Intensive care unit psychosis A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience…
- Vaginal contraceptive sponge A contraceptive device that is donut-shaped, made of plastic, contains a spermicide (nonoxynol-9) and is…
- Molecular biology The study of biology on a molecular level including the structure, function, and makeup of biologically…
- Tyrosine An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, tyrosine is produced from…
- Knee, housemaid's See: Housemaid's knee
- Egg Ovum (plural: ova).
- Open-angle glaucoma Glaucoma: Glaucoma in which the aqueous (fluid) that flows through the pupil into the anterior (front)…
- Priapism Abnormally persistent erection of the penis in the absence of sexual desire. Priapism can occur in persons…
- Phacoemulsification A procedure in which the lens clouded by a cataract is broken up by ultrasound, irrigated, and suctioned out…
- Mammogram, screening See: Screening mammogram
- Epiphysis The growth area near the end of a bone.
- Gametophobia An abnormal and persistent fear of being married. Sufferers of gametophobia experience undue anxiety even…