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).
Agent, tocolytic
A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are widely used today to treat premature labor and permit pregnancy to proceed and so let the fetus gain in size and maturity before…
Read the definitionRandom terms
Show more- Codon A set of any three adjacent bases in the DNA or RNA. There are 64 different codons of which 61 specify the…
- Protein, acute phase See: Acute-phase protein
- Deinococcus radiodurans A bacterium that can survives extremely high levels of radiation and therefore has high potential for…
- LAAM Levo-alpha acetyl methadol, an alternative to methadone that blocks the effects of opiates for up to 72 hours…
- Signal transduction A basic process in molecular cell biology involving the conversion of a signal from outside the cell to a…
- Nephrotomogram A series of special x-rays of the kidneys. The x-rays are taken from different angles. They show the kidneys…
- Syndrome, Usher A genetic disorder characterized by hearing impairment and an eye disorder called retinitis pigmentosa in…
- Breech The buttocks
- Microscope An optical instrument that augments the power of the eye to see small objects. The name microscope was coined…
- Meningitis vaccine This term usually refers to a vaccine used to prevent meningococcal meningitis, an inflammation of the…
- Nerve, vestibulocochlear A nerve that is responsible for the sense of hearing and which is also pertinent to balance, to the body…
- Nasal mucus A slippery fluid produced by the membranes lining the nose. Excessive nasal mucus is the basis of a runny…