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).
Sulcus
A groove, crevice, or furrow. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. Sulcus is the Latin for groove, furrow, or trench
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- Dissection, radical neck See: Multiple sclerosis.
- Mastocyte A mast cell
- Laryngeal papillomatosis, juvenile Narrowing or constricting of the larynx, the voice box.
- Bone marrow aspiration The removal of a small amount of bone marrow (usually from the hip) through a needle. The needle is placed…
- Idiopathic sclerosing cholangitis See: Primary sclerosing cholangitis
- Kindercam See: Kiddie cam
- Primary First or foremost in time or development. The primary teeth (the baby teeth) are those that come first…
- Immunization, varicella A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Pernicious vomiting of pregnancy Medically known as hyperemesis gravidarum, this is excessive vomiting in early pregnancy. By definition…
- Cytokine A small protein released by cells that has a specific effect on the interactions between cells, on…