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).
Lacrimal gland
A small almond-shaped structure that produces tears. The lacrimal gland is located just above the outer corner of the eye. The lacrimal gland is part of the lacrimal apparatus, the system that forms tears, conveys them through the lacrimal…
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Show more- Scientist, medical See: Medical scientist
- Proband The family member through whom a family's medical history comes to light. For example, a proband might be a…
- Jock itch Itch: A superficial fungus infection of the crotch and perineum known medically as tinea cruris. Good general…
- Sac, yolk See: Yolk sac
- Hurricane supplies kit Hemolytic uremic syndrome.
- Conization Surgery to remove a cone-shaped piece of tissue from the cervix and cervical canal. Conization may be used to…
- Nonseminoma A classification of testicular cancers that arise in specialized sex cells called germ cells. Nonseminomas…
- Parthenogenesis Development of a germ cell without fertilization. This is what happens in the formation of ovarian teratomas…
- Polydactyly (hexadactyly) The presence of an extra, sixth finger or toe, a very common congenital malformation (birth defect). This is…
- Telangiectasia, hereditary hemorrhagic See: Hereditary hemorrhagic telangiectasia
- Retinoid Retinol is vitamin A. Carotene compounds (found, for example, in egg yolk, butter and cream) are gradually…
- Panencephalitis, subacute sclerosing (SSPE) A chronic brain disease of children and adolescents that occurs months to often years after an attack of…