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).
Assay, CEA
CEA (carcinoembryonic antigen) is a protein found in many types of cells but associated with tumors and the developing fetus. CEA is tested in blood. The normal range is <2.5 ng/ml in an adult non-smoker and <5.0 ng/ml in a smoker…
Read the definitionRandom terms
Show more- Hyperglycemia Hyperglycemia: A high blood sugar. An elevated level specifically of the sugar glucose in the blood…
- Insinuate In the biomedical sciences, to introduce slowly, through a winding or narrow passage, or by a persistent…
- Prograf Brand name of tacrolimus. See: Tacrolimus
- Thermometer, ear A thermometer that registers body temperature via the ear canal. The ear thermometer was invented in 1964 by…
- Human reproductive cloning HTLV. A retrovirus that causes adult T-cell leukemia. HTLV is endemic (constantly present) in southern Japan…
- Autonomic failure Malfunction of the autonomic nervous system due to imbalance between the sympathetic and parasympathetic…
- Cryocardioplegia Paralysis of the heart by cold (hypothermia)
- Renal cell cancer Cancer that develops in the lining of the renal tubules, which filter the blood and produce urine. Also…
- Adventitious Coming from an external source or occurring in an unusual place or manner. Not inherent, inherited or innate…
- Speckled iris Due to little white (or lightly colored) spots that are slightly elevated on the surface of the iris. These…
- Axillary hyperhidrosis Hyperhidrosis: Excessive sweating from the armpits. Excessive underarm perspiration tends to start in late…
- Inguinal orchiectomy Surgery to remove the testicle, with the incision made through the groin.