steroid Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “steroid” in the English Dictionary

"steroid" in British English

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steroidnoun [C]

uk   /ˈste.rɔɪd/ /ˈstɪər.ɔɪd/  us   /ˈster.ɔɪd/  /ˈstɪr.ɔɪd/
one of the different ​types of ​chemicalsubstances that are ​produced in the ​body an ​artificialform of a ​naturalchemicalsubstance that is used for ​treatingparticularmedicalconditions: I'm taking steroids/I'm on steroids for my ​asthma. a ​drug that ​increases the ​development of ​yourmuscles, sometimes taken ​illegally by ​people taking ​part in ​sports competitions
(Definition of steroid from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"steroid" in American English

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steroidnoun [C]

 us   /ˈster·ɔɪd, ˈstɪər-/
biology, chemistry any of a ​largegroup of ​chemicalsubstancesproduced in the ​body or in a ​plant, or an ​artificialform of these ​substances used to ​treatvariousmedicalconditions or to ​illegallyimprovesportsperformance
(Definition of steroid from the Cambridge Academic Content Dictionary © Cambridge University Press)
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