MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Ecchymosis
The skin discoloration caused by the escape of blood into the tissues from ruptured blood vessels. Ecchymoses can similarly occur in mucous membranes as, for example, in the mouth
Read the definitionRandom terms
Show more- Beau-Reil cross furrows See: Beau's lines
- Toxicogenomics The collection, interpretation, and storage of information about gene and protein activity in order to…
- Teratophobia Fear of bearing a malformed child. A phobia is an unreasonable sort of fear that can cause avoidance and…
- Takayasu disease Takayasu disease: A chronic inflammatory disease of the aorta and its branch arteries. The cause is unknown…
- Ovary The female gonad, the ovary is one of a pair of reproductive glands in women. They are located in the pelvis…
- Psychooncology See: Psycho-oncology.
- Menopause, chemical Menopause, chemical: Menopause induced by chemotherapy or other chemicals or medications. Chemical menopause…
- Dorian Gray effect Sudden aging, an abrupt change from seeming youthfulness to the reality and ravages of age, as can occur…
- PSA See: Primary sclerosing cholangitis.
- Antithyroid antibody An antibody directed against the thyroid gland, a gland which produces thyroid hormones (such as, for…
- Labiodental sound A sound that requires the involvement of the teeth and lips, such as 'v,' which involves the upper teeth and…
- Hyperhidrosis, palmoplantar See: Palmoplantar hyperhidrosis