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).
Immunization, Td
Td is the vaccine given to children over six and adults as boosters for immunity to diphtheria and tetanus
Read the definitionRandom terms
Show more- Cytosis 1. Suffix referring to cells, as in anisocytosis (inequality in the size of red blood cells), elliptocytosis…
- Discordant couple A pair of long-term sexual partners in which one has a sexually transmitted infection and the other does not…
- Category 2 storm See: Category two hurricane
- Rate, heart Number of heart beats per minute. The normal resting adult heart beats regularly at an average rate of 60…
- Toxic goiter, diffuse Graves disease, the most common cause of hyperthyroidism (overactivity of the thyroid gland), with…
- Exon The region of a gene that contains the code for producing protein. Each exon codes for a specific portion of…
- Cardiac insufficiency See: Heart failure
- Polyubiquitination The binding of many ubiquitin molecules to the same target protein. Polyubiquitination of proteins is the…
- Gametic Pertaining to the gamete (the sperm or eggs)
- Anoscope An Anoscope is an instrument used for visualization of the anus and lowest portion of the rectum. An anoscope…
- Femicide The killing of women. For example, AIDS in Africa has been termed 'mass femicide.' Femicide is in contrast to…
- Papilledema Swelling of the head of the optic nerve, a sign of increased intracranial pressure. The optic nerve head…