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).
Iodine
An essential element in the diet used by the thyroid gland to make thyroid hormones. The two most important thyroid hormones are thyroxine (T4) and triiodothyronine (T3). Thyroxine (T4) has four iodine molecules attached to its structure…
Read the definitionRandom terms
Show more- APM1 Adipose most abundant gene transcript 1. (AdiPose Most abundant gene transcript 1 = APM1.) The APM1 gene…
- Assay An assay is an analysis done to determine: > >The presence of a substance and the amount of that substance…
- Normal tension glaucoma See: Glaucoma, normal tension
- Squawroot See: Blue cohosh
- Sympathetic nervous system A part of the nervous system that serves to accelerate the heart rate, constrict blood vessels, and raise…
- Poland sequence A unique pattern of one-sided malformations characterized by a defect of the chest (pectoralis) muscle on one…
- Fasting blood glucose A method for learning how much glucose (sugar) there is in a blood sample taken after an overnight fast. The…
- Anteroposterior From front to back. When a chest x-ray is taken with the back against the film plate and the x-ray machine in…
- Rape Rape: Forced sexual intercourse; sexual assault; sexual intercourse between an adult and a minor. Rape may be…
- Protein, proteolipid See: Proteolipid protein
- NTD Neural tube defect, a major birth defect caused by abnormal development of the neural tube, the structure…
- Facultative heterochromatin Chromosome material that can be either heterochromatin or euchromatin. The inactive X chromosome is made up…