English

Definition of define verb from the Oxford Advanced Learner's Dictionary

        

    define

     verb
    verb
    BrE BrE//dɪˈfaɪn//
     
    ; NAmE NAmE//dɪˈfaɪn//
     
    Verb Forms present simple I / you / we / they define
    BrE BrE//dɪˈfaɪn//
     
    ; NAmE NAmE//dɪˈfaɪn//
     
    he / she / it defines
    BrE BrE//dɪˈfaɪnz//
     
    ; NAmE NAmE//dɪˈfaɪnz//
     
    past simple defined
    BrE BrE//dɪˈfaɪnd//
     
    ; NAmE NAmE//dɪˈfaɪnd//
     
    past participle defined
    BrE BrE//dɪˈfaɪnd//
     
    ; NAmE NAmE//dɪˈfaɪnd//
     
    -ing form defining
    BrE BrE//dɪˈfaɪnɪŋ//
     
    ; NAmE NAmE//dɪˈfaɪnɪŋ//
     
     
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  1. 1  to say or explain what the meaning of a word or phrase is define something The term ‘mental illness’ is difficult to define. define something as something Life imprisonment is defined as 60 years under state law. Language BankdefineDefining terms It is important to clarify what is meant by climate change. Climate change can/may be defined as ‘the long-term fluctuations in temperature, precipitation, wind and other aspects of the earth’s climate’. A generally accepted definition of global warming is the gradual increase in the overall temperature of the earth’s atmosphere due to the greenhouse effect. The greenhouse effect is defined by the author as the process by which heat from the sun is trapped in the earth’s atmosphere, causing the temperature of the earth to rise. The author uses the term climate change to refer to any significant change in measures of climate lasting for an extended period. The term ‘carbon footprint’ refers to the amount of carbon dioxide released into the atmosphere as a result of the activities of an individual or organization. Scientists suggest that increased carbon dioxide in the atmosphere will result in an increase in global temperatures, and the term ‘global warming’ is used to describe this phenomenon. language bank at first
  2. 2  to describe or show something accurately define something We need to define the task ahead very clearly. The difficulty of a problem was defined in terms of how long it took to complete. define what, how, etc… It is difficult to define what makes him so popular.
  3. 3define something to show clearly a line, shape or edge The mountain was sharply defined against the sky.
  4. Word Origin late Middle English (also in the sense ‘bring to an end)’: from Old French definer, from a variant of Latin definire, from de- (expressing completion) + finire ‘finish’ (from finis ‘end’).Extra examples Social values are not easy to define. There may be problems if responsibilities are not adequately defined. This type of lymphoma is defined by the presence of specific malignant cells. Thread count is defined as the number of threads in one square inch of fabric. We have chosen to define the scope of our study quite broadly. the culturally defined role of women
See the Oxford Advanced American Dictionary entry: define