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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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).
Congenital central hypoventilation syndrome
Failure from birth of central nervous system control over breathing while asleep. There are usually no breathing problems while awake. The involuntary (autonomic) control of respiration is impaired, but the voluntary control of ventilation…
Read the definitionRandom terms
Show more- Sociopath A term once used for someone with what is now called antisocial personality disorder
- Gland, thymus See: Thymus
- Fistula, anal See: Anal fistula
- Round To go around and see a patient in a hospital or other in-patient setting
- Pinguicula Alternate spelling of pinguecula. Irrespective of spelling, the accent is on the second syllable which is…
- Coryza A cold in the head. The word 'coryza' came from the Greek 'koryza' which is thought to have been compounded…
- Diffuse toxic goiter Graves disease, the most common cause of hyperthyroidism (overactivity of the thyroid gland), with…
- Stress echocardiography Stress echocardiography: A supplement to the routine exercise cardiac stress test. During stress…
- Homeopathy A system of therapy based on the concept that disease can be treated with drugs (in minute doses) thought…
- Period, gestation The period of development of the young from the time of conception until birth. For humans the full gestation…
- Radiosensitive Sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radiosensitive, and…
- Myometrium The muscular outer layer of the uterus.