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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Autosome
A chromosome that is not a sex chromosome. In other words, any one of the chromosomes save the sex chromosomes. People normally have 22 pairs of autosomes in every cell (together with two sex chromosomes -- an X and a Y in the male and two…
Read the definitionRandom terms
Show more- Valsalva maneuver A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air…
- Myoclonic twitch A rapid, involuntary muscle contraction, particularly near the eye. Myoclonic tics resemble, and may be…
- MDS Myelodysplastic syndrome, or myelodysplastic syndromes
- Brachial palsy See: Brachial plexus palsy
- Vesicle In dermatology, a vesicle is a small blister, as on the skin. Vesicles also occur on the mucous membranes…
- Blocker, beta adrenergic A class of drugs, also more simply called beta blockers, that block beta-adrenergic substances such as…
- Mediterranean Fever Fever: A inherited disorder of unknown cause featuring short recurring bouts of fever together with pain in…
- Pilonidal cyst A special kind of abscess that occurs in the cleft between the buttocks. Forms frequently in adolescence…
- Indirect immunofluorescence assay A laboratory test used to detect antibodies in serum or other body fluid. The specific antibodies are labeled…
- Hemorrhage, subarachnoid Bleeding within the head into the space between two membranes that surround the brain. The bleeding is…
- Factor V Leiden A genetic disorder of blood coagulation (clotting) that carries an increased risk of venous thromboembolism…
- Leuko- Prefix meaning white, as in leukocyte (white blood cell). Leuko- comes from the Greek 'leukos' meaning white…