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Definition of built-in adjective from the Oxford Advanced Learner's Dictionary

built-in

adjective
 
/ˌbɪlt ˈɪn/
 
/ˌbɪlt ˈɪn/
[only before noun]
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  1. included as part of something and not separate from it
    • (British English) Both bedrooms have built-in wardrobes.
    • The device has a built-in microphone and speakers.
    compare inbuiltTopics Houses and homesc1
    Oxford Collocations DictionaryBuilt-in is used with these nouns:
    • bookcase
    • camera
    • closet
    See full entry
  2. (also more frequent inbuilt)
    existing as an essential part of something
    • The system has a built-in resistance to change.
See built-in in the Oxford Advanced American DictionarySee built-in in the Oxford Learner's Dictionary of Academic English
perfectly
adverb
 
 
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