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- OpenMD's medical dictionary aggregates definitions from leading medical institutions and includes illustrations, phonetic pronunciations, and related terms.
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Medical Dictionary. The main source of TheFreeDictionary's Medical dictionary is The American Heritage® Stedman's Medical Dictionary, Second Edition, which provides authoritative descriptions of medical conditions, medications, anatomical terms, noted medical personalities and much more.
- Encyclopedia
Encyclopedia. Containing over 100,000 terms,...
- ROM
range [rānj] 1. the difference between the upper and lower...
- Subchondral Cyst
cyst [sist] 1. bladder. 2. an abnormal closed...
- Crepitation
crepitation 'Crunching' of tissue caused by presence of gas,...
- Cardiology
A. APC, or atrial premature complex (or beat) is a beat that...
- Immunity
immunity [ĭ-mu´nĭ-te] the condition of being immune; the...
- Diabetes
diabetes [di″ah-be´tēz] a general term referring to any of...
- Hyperlipidemia
Although it is responsible for a considerable portion of...
- Asepsis
asepsis [a-sep´sis] 1. freedom from infection or infectious...
- ESR
erythrocyte [ĕ-rith´ro-sīt] one of the formed elements in...
- Encyclopedia
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Search medical terms and abbreviations with the most up-to-date and comprehensive medical dictionary from the reference experts at Merriam-Webster. Master today's medical vocabulary. Authoritative pronunciations.
OpenMD's medical dictionary aggregates definitions from leading medical institutions and includes illustrations, phonetic pronunciations, and related terms.
Our doctors define difficult medical language in easy-to-understand explanations of over 19,000 medical terms. Medical Term online medical dictionary provides quick access to hard-to-spell and often misspelled medical definitions through an extensive alphabetical listing.
- Basic Term Structure
- Word Roots
- Prefixes
- Suffixes
Medical terms are composed of these standard word parts: 1. Prefix:When included, the prefix appears at the beginning of a medical term and usually indicates a location, direction, type, quality, or quantity. 2. Root:The root gives a term its essential meaning. Nearly all medical terms contain at least one root. When a prefix is absent, the term be...
A root is the foundational element of any medical term. Roots often indicate a body part or system. Common word roots: Compound Words A medical word may include multiple roots. This frequently occurs when referencing more than one body part or system. For example, cardio-pulmo-nary means pertaining to the heart and lungs; gastro-entero-logy means t...
A prefix modifies the meaning of the word root. It may indicate a location, type, quality, body category, or quantity. Prefixes are optional and do not appear in all medical terms. Common prefixes:
Medical terms always end with a suffix.3The suffix usually indicates a specialty, test, procedure, function, condition/disorder, or status. For example, “itis” means inflammation and “ectomy” means removal. Alternatively, the suffix may simply make the word a noun or adjective. For example, the endings -a, -e, -um, and -us are commonly used to crea...
- carci
- electr
- chem
- therm
What is medical terminology? Medical terminology is the language of healthcare. It’s the means for healthcare professionals to confer on the intricacies of the human body, both in states of health and states of injury or disease.
MLA: What Did My Doctor Say? Meanings for many common medical word parts. Directory of the Web's leading medical dictionaries providing definitions for conditions, tests, labs, drugs, and symptoms.
