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Medical Dictionary A – (An – An)

Search byKeyword or KeyphraseAnatomical Therapeutic Chemical Classification System | Anthraquinone | Antibiotic | Antioxidant | Anxiety

Anatomical Therapeutic Chemical Classification System
(ATC Code also ATC DDD Code Classification)
: is a drug classification system that classifies the active ingredients of drugs according to the organ or system on which they act and their therapeutic, pharmacological and chemical properties.
≡ Search  》Category 〉who drug classification systems  | See 〉Full DefinitionATC Code

– /ˌanθrəˈkwɪnəʊn/ – noun
: a yellow crystalline compound obtained by oxidation of anthracene. It is the basis of many natural and synthetic dyes.
≡ Search  》Category 〉crystalline compounds | See 〉 Hypericin
Antibiotic – [an″te-, an″ti-bi-ot´ik] – noun – [ Drug type ]
: a chemical substance produced by a microorganism that has the capacity, in dilute solutions, to kill other microorganisms or inhibit their growth. Antibiotics that are sufficiently nontoxic to the host are used as chemotherapeutic agents in the treatment of infectious diseases.
≡ Search  》Category 〉antibiotics | See 〉 Full Definition
Antioxidant – /antɪˈɒksɪd(ə)nt/ – noun 
: naturally occurring or synthetic substances that inhibit or retard oxidation reactions. They counteract the damaging effects of oxidation in animal tissues.
≡ Search  》Category 〉 antioxidant | See 〉 Full Definition
Anxiety /aŋˈzʌɪəti/noun
: a feeling of worry, nervousness, or unease about something with an uncertain outcome.
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mental health | See 〉Full Definition
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