Meaning of “constant” in the English Dictionary

"constant" in British English

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uk /ˈkɒn.stənt/ us /ˈkɑːn.stənt/

constant adjective (FREQUENT)

B2 happening a lot or all the time:

He's in constant trouble with the police.
machines that are in constant use

More examples

  • I can't concentrate with Ann's constant chatter.
  • I have to combat this constant desire to eat chocolate.
  • I seem to have a constant compulsion to eat.
  • The constant noise drove me crazy .
  • The journalists were frustrated by her constant deflection of their questions.

constantnoun [ C ]

uk /ˈkɒn.stənt/ us /ˈkɑːn.stənt/ specialized

(Definition of “constant” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"constant" in American English

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us /ˈkɑn·stənt/

constant adjective (CONTINUOUS)

nearly continuous or very frequent:

We had a constant stream of visitors.

Constant also means not changing, or staying the same:

Even in this age of high technology, the popularity of hunting and fishing remains constant.
adverb [ not gradable ] us /ˈkɑn·stənt·li/

They worry constantly about their weight.

constantnoun [ C ]

us /ˈkɑn·stənt/

constant noun [ C ] (QUANTITY)

mathematics a number or value that does not change

(Definition of “constant” from the Cambridge Academic Content Dictionary © Cambridge University Press)