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diff

1 American  
[dif] / dɪf /

noun

  1. Informal. difference.

    What’s the diff if I go Tuesday or Wednesday?

  2. Computers. an operation that computes and displays the data difference or differences between two files, usually between two versions of the same file: Go back to the original program files you downloaded and run a diff to see what has changed.

    Before you submit your work, always do a diff on it.

    Go back to the original program files you downloaded and run a diff to see what has changed.


verb (used with object)

  1. Computers. to compare (data files) and display the difference or differences.

    It’s easier to diff the files if they are in the same repository.

diff. 2 American  

abbreviation

  1. difference.

  2. different.


Etymology

Origin of diff

First recorded in 1600–25; by shortening

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

C. diff infection is the leading cause of death due to gastroenteritis in the U.S.

From Science Daily • Apr. 25, 2024

"If antimicrobial resistance increases in both antibiotics, it will complicate the management of C. diff infection leading us back to a pre-antibiotic era."

From Science Daily • Apr. 25, 2024

AGA encourages patients interested in FMT for conditions other than C. diff to participate in a clinical trial.

From Science Daily • Feb. 21, 2024

The majority of patients with recurrent C. diff are candidates and can consider an FMT therapy to prevent recurrence.

From Science Daily • Feb. 21, 2024

I clicked over to the article about C. diff, scrolling to the part about how most C. diff infections occur in hospitals.

From "Turtles All the Way Down" by John Green