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).
Psychosis, ICU
A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience anxiety, become paranoid, hear voices, see things that are not there, become severely disoriented in time and place, become very…
Read the definitionRandom terms
Show more- Ab- Prefix meaning 'from, away from, off' as in abduction (movement of a limb away from the midline of the body)…
- Panencephalitis, subacute sclerosing (SSPE) A chronic brain disease of children and adolescents that occurs months to often years after an attack of…
- Respiratory distress syndrome, acute Better known as ARDS. See: ARDS
- Water pore See: Aquaporin
- Small cell lung cancer A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell…
- Quinine The original antimalarial agent, quinine took its name from the Peruvian Indian word 'kina' meaning 'bark of…
- Supraspinatus muscle >The supraspinatus muscle; >The subscapularis muscle, which moves the arm by turning it inward (internal…
- Lice, head See: Head lice
- Heat-related illness A person with symptoms including headache, nausea, and fatigue after exposure to heat probably has some…
- Rheumatism Rheumatism is an older term, used to describe any of a number of painful conditions of muscles, tendons…
- Homo erectus A primate believed to have been an extinct ancestor of modern humans being (Homo sapiens). Known to have been…
- Schizotypal personality disorder A type of personality characterized by unusual patterns of speech and behavior and by social withdrawal. See…