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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Arm
1. In popular usage, the appendage that extends from the shoulder to the hand. However, the medical definition refers to the upper extremity extending from the shoulder only to the elbow, excluding the forearm, which extends from the elbow…
Read the definitionRandom terms
Show more- Melancholia Old term for depression.
- Caulophyllum thalictroides Blue cohosh
- Pimply Having pimples. Papuliferous and papilliferous are fancy words for what is simply pimply
- Negative calorie diet The Negative calorie diet is a weight loss concept based upon the premise that consumption of foods with a…
- Acute nonlymphocytic leukemia Acute nonlymphocytic leukemia: Abbreviated ANLL. More commonly called acute myeloid leukemia (AML). A quickly…
- Nursing home A residential facility for persons with chronic illness or disability, particularly older people who have…
- Labia minora The smaller (minor) inside pair of labia (lips) of the vulva (the female external genitalia).
- Nerve, facial The facial nerve is the seventh cranial nerve. It is a mixed nerve that has fibers both going out and coming…
- Pus A thick whitish-yellow fluid which results from the accumulation of white blood cells (WBCs), liquified…
- Th1 A distinct type of T-helper cell. See: T-helper cell
- Xylitol Xylitol: A sweetener found in plants that is used as a substitute for sugar. Xylitol is considered a…
- Bifid Cleft (split) in two. See, for example, bifid uvula