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).
Pregnancy calendar
A pregnancy calendar is a chronological depiction of changes in a pregnant woman and the embryo/fetus during the 40-week course of pregnancy. Pregnancy calendars usually describe development and growth of the fetus and changes in the…
Read the definitionRandom terms
Show more- Papillomatosis, recurrent respiratory Recurrent respiratory papillomatosis involves the growth of numerous warty growths in the larynx on the vocal…
- OGG1 A DNA repair enzyme with antimutator activity. OGG1 is one of a number of enzymes that repair damage done to…
- Juvenile polyposis syndrome See: Juvenile polyposis
- Atonia, REM sleep Sleep : A frightening form of paralysis that occurs when a person suddenly finds himself or herself unable to…
- Flu vaccine, nasal-spray See: Nasal flu vaccine
- Leuk- Prefix meaning white, as in leukemia. Leuk-and leuko-, the form used before a consonant, come from the Greek…
- Somatropin Growth hormone made by the pituitary gland or a synthetic version of that hormone. Naturally occurring…
- Thyroidectomy The surgical removal of part or all of the thyroid gland. NTER> Subtotal thyroidectomy, the more commonly…
- Metabolic rate, basal A measure of the rate of metabolism. For example, someone with an overly active thyroid will have an elevated…
- Chondrogenesis imperfecta See: Achondrogenesis type II
- Apert syndrome A malformation syndrome characterized by a high short skull, underdevelopment of the midface, soft tissue and…
- Microscope An optical instrument that augments the power of the eye to see small objects. The name microscope was coined…