verb \ ˈad \
Updated on: 9 Mar 2018

Definition of add

1 : to join or unite so as to bring about an increase or improvement
  • adds 60 acres to his land
  • wine adds a creative touch to cooking
2 : to say further : append
  • Do you have anything else to add to the discussion?
3 : to combine (numbers) into an equivalent simple quantity or number
4 : to include as a member of a group
  • Don't forget to add me in.
1 a : to perform addition
b : to come together or unite by addition
  • The facts added together to support his theory.
2 a : to serve as an addition
  • The movie will add to his fame.
b : to make an addition
  • added to her savings


or addible play \ˈa-də-bəl\ adjective

Examples of add in a Sentence

  1. She's planning to add some new flowers to the garden.

  2. The company is adding over 200 jobs this year.

  3. This winter, he added skiing to his list of favorite sports.

  4. Add one cup of sugar to the mixture.

  5. Next, add the remaining butter to the pan.

  6. In this dish, fresh herbs add lots of color and flavor.

  7. We can help you add excitement to your vacation.

  8. The historical details add depth to his story.

  9. She adds a certain amount of experience and authority to the project.

  10. When you add three and seven, you get ten.

Recent Examples of add from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'add.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of add

Middle English adden, borrowed from Anglo-French adder, borrowed from Latin addere, from ad- ad- + -dere "to put, place," going back to a reduced ablaut grade of Indo-European *dheh1- — more at 1do



Definition of ADD

1 American Dialect Dictionary
2 attention deficit disorder

ADD Defined for English Language Learners


Definition of add for English Language Learners

  • : to put (something) with another thing or group of things

  • : to mix or combine (an ingredient) with other ingredients

  • : to include (something) with something else

ADD Defined for Kids


verb \ ˈad \

Definition of add for Students

added; adding
1 : to combine numbers into a single sum
2 : to join or unite to something
  • They plan to add a room to the house.
3 : to cause to have
  • Parsley adds color to the dish.
4 : to say something more
  • The teacher added, “It's not only wrong, it's foolish.”
add up
1 : to be added together to equal the expected amount
2 : to make sense
  • Something about his story doesn't add up.

Medical Dictionary



medical Definition of add

adduction; adductor



medical Definition of ADD

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a central unit of trained personnel

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