MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Dacry-
Combining form used before a vowel to denote a relationship to tears. See: Dacryo-
Read the definitionRandom terms
Show more- Ocean itch An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Abiotic 1. Not associated with living organisms.2. Anything in the environment incapable of life, such as the soil or…
- Gene, evolutionarily conserved A gene that has remained essentially unchanged throughout evolution. Conservation of a gene indicates that it…
- Pox virus See: Orthopox
- Hypernatremia Elevated blood sodium. Sodium is the major positive ion (cation) in fluid outside of cells. The chemical…
- DNA repair pathway The sequence of steps in the repair of DNA. Each step is governed by an enzyme.
- Sjogren of Sjogren syndrome Sjogren syndrome: Henrik Samuel Conrad Sjögren, Swedish ophthalmologist (1899-1986), who described the sicca…
- Curable Amenable to a cure, capable of being cured, to being healed and made well. Most skin cancers, fortunately…
- Pheromone An agent secreted by an individual that produces a change in the sexual or social behavior of another…
- Typhus, urban. of Malaya Murine typhus, an acute infectious disease with fever, headache, and rash, all quite similar to, but milder…
- Syndrome, Apert (acrocephalosyndactyly) An inherited disorder with abnormalities of the skull and face and the hands and feet. There is premature…
- Facultative heterochromatin Chromosome material that can be either heterochromatin or euchromatin. The inactive X chromosome is made up…