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).
Caries
Dental cavities. Holes in the two outer layers of a tooth called the enamel and the dentin. The enamel is the outermost white hard surface and the dentin is the yellow layer just beneath enamel. Both layers serve to protect the inner…
Read the definitionRandom terms
Show more- Triplet One of three, as: 1. One of three babies in a multiple birth. Or three animals gestated together. 2. In…
- Seizure, complex partial A form of partial seizure during which the person loses awareness. The patient does not actually become…
- Zoonotic transfer The transmission of a disease from an animal host to a human. Infections transmitted from their animal host…
- Streptococcus pyogenes A common bacteria of the skin that causes strep throat (streptococcal pharyngitis), impetigo, other skin…
- Selective serotonin reuptake inhibitor A selective serotonin reuptake inhibitor (SSRI) is one of the commonly prescribed drugs for treating…
- Withdrawal, penis A method of contraception, also called coitus interruptus, in which the man withdraws his penis from the…
- Recessive, X-linked A gene on the X chromosome that expresses itself only when there is no different gene present at that locus…
- Disease, single gene See Single gene disease
- Lichtenberg figures A fern-leaf pattern of reddish, painless marks on the skin that are a result of a skin reaction to a…
- Irrigate To wash out as, for example, a wound to clean it.
- Infantile paralysis (polio) Infantile paralysis is an old synonym for poliomyelitis, an acute and sometimes devastating viral disease…
- Epidemic typhus See: Typhus, epidemic