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).
Hyperchloremia
Elevated blood levels of chloride. Chloride is the major anion found in the fluid outside of cells and in blood. An anion is the negatively charged part of certain substances such as table salt (NaCl) when dissolved in liquid. Sea water…
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Show more- Lizard bite Only two types of lizards are poisonous: the Gila monster that lives in Arizona and Mexico and the beaded…
- Syndactyly, complete A condition in which fingers or toes are completely joined together, with the connection extending from the…
- Second stage of labor The part of labor from the full dilatation of the cervix until the baby is completely out of the birth canal…
- Segment, genomic A region of the genome; it encompasses objects described as loci or probes. Genomic segments can range in…
- Radio frequency identification (RFID) A system for remotely storing and retrieving data. An RFID tag may be a little sticker that can be…
- Germinoma A type of germ cell tumor.
- Nasogastric tube A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach…
- Mastectomy, simple Removal of one or both breasts, but not the lymph nodes
- Nipple discharge See: Breast discharge
- Presentation, vertex In a vertex presentation, the top of the baby's head comes first at delivery. The vertex here refers…
- Indifferent gonad In embryonic life, the gonad in males and females is initially identical. This gonad is said to be…
- Chamomile An herb often used in the form of a tea as a sedative. Allergic reactions to chamomile can occur…