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).
Category 4 storm
See: Category four hurricane
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Show more- National Institute on Drug Abuse (NIDA) Drug Abuse (NIDA): One of the National Institutes of Health in the U.S., NIDA's mission is to 'lead the…
- Conjoined twin Identical (monozygotic) twins that did not separate fully from one another but are still partially united…
- Thyroid cancer Thyroid cancer: Cancer of the gland in front of the neck that normally produces thyroid hormone which is…
- Chromosome, X See: Chronic myelogenous leukemia.
- Zygote The cell formed by the union of a male sex cell (a sperm) and a female sex cell (an ovum). The zygote…
- Passive-aggressive personality disorder A personality disorder characterized by passive-aggressive behavior. Passive-aggressive personality disorder…
- Chasing the dragon A practice of heroin use involving heating heroin and then inhaling it. Some heroin users have gone to this…
- Antibiotic A drug used to treat infections caused by bacteria and other microorganisms. Originally, an antibiotic was a…
- Surgery The word 'surgery' has multiple meanings. It is the branch of medicine concerned with diseases and conditions…
- Nebulizer A device for administering a medication by spraying a fine mist into the nose. Also known as an atomizer
- Alpha interferon A protein produced by the body in response to an infection. There are 3 major classes of interferon -- alpha…
- Trp . Tryptophan. See also: Amino acid symbols