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).
Spots, Brushfield's
Speckled iris. Little white spots that slightly elevated on the surface of the iris and are arranged in a ring concentric with the pupil. These spots occur in normal children but are far more frequent in Down's syndrome (trisomy 21). They…
Read the definitionRandom terms
Show more- Nidus The Latin word for 'nest', nidus is used in medicine to refer to any structure that resembles a nest in…
- Osteotomy Taking out part or all of a bone, or cutting into or through bone.
- Pestilence The pestilence referred to the bubonic plague and it now refers to any epidemic disease that is highly…
- Chronic obstructive lung disease (COLD) Any disorder that persistently obstructs bronchial airflow. COLD mainly involves two related diseases --…
- Anaphylaxis Anaphylaxis: Allergic reaction. In severe cases, this can include potentially deadly anaphylactic shock.
- Functional genomics The function of each gene in the genome. Functional genomics is the study of genes, their resulting proteins…
- Amnesia, antegrade See: Antegrade amnesia
- TGF Transforming growth factor
- Agent, antiprotozoal An agent that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of…
- Unwell Not well or in good health, ailing, sick, indisposed. For example, 'I am well-nigh choked with the sulfurous…
- Mucus colitis A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Hypoglycemic Relating to hypoglycemia, an abnormally low level of the sugar glucose in the blood, usually a complication…