supplement - definition and synonyms

 
 
verb [transitive] 

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/ˈsʌplɪment/
present tense
I/you/we/theysupplement
he/she/itsupplements
present participlesupplementing
past tensesupplemented
past participlesupplemented
  1. to add something extra in order to improve something or make it bigger

    Heat from the chimneys is pumped back in to supplement the heating system.

    supplement something with something:

    Our findings are supplemented with material from other surveys.

    1. a.
      to add extra money to the amount that you normally earn
      supplement your income/salary etc:

      He was able to supplement his income by writing stories.

    2. b.

derived word

supplementation

 

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/ˌsʌplɪmenˈteɪʃ(ə)n/
noun [uncountable]