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).
Tumor, sweat gland
A benign (harmless) skin tumor called a syringoma that derives from cells related to sweat glands. (These particular specialized cells are scientifically referred to as eccrine.) NTER> Syringomas tend to appear during puberty or adult…
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Show more- Progressive infantile poliodystrophy Ers: A progressive disease of the nervous system characterized by spasticity (tightness), myoclonus and…
- Dilatation and curettage Dilatation and curettage: A minor operation in which the cervix is expanded enough (dilatation) to permit the…
- Macrophagic myofasciitis A muscle disease first identified in 1993, macrophagic myofasciitis is named for the findings seen in tissue…
- Antisense In molecular biology, the strand complementary to a coding sequence of a nucleic acid. Antisense DNA is the…
- Lymphatics Small thin channels similar to blood vessels that do not carry blood, but collect and carry tissue fluid…
- Porphyria cutanea tarda Literally, the late skin form of porphyria, a genetic photosensitive (light-sensitive) skin disease with…
- Lung reduction surgery A surgical treatment for patients with advanced emphysema in which 20-35% of the emphysematous lung is…
- Cecal Pertaining to the cecum (also spelled caecum), the first portion of the large bowel, situated in the lower…
- Sickle cell trait The condition in which a person has one copy of the gene for sickle cell (and is called a sickle…
- Vaccine, influenza The influenza (flu) vaccine is recommended for persons at high risk for serious complications from influenza…
- Syndrome, Alpers See: Alpers disease
- Cell, antigen-presenting A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…