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Code & Deliveryabbreviation · /siː aɪ slaʃ siː diː/

CI/CD

CI/CD — CI/CD stands for Continuous Integration and Continuous Delivery (or Deployment).

In simple English

CI/CD is a core practice in modern software development that combines two related but distinct concepts. Continuous Integration (CI) refers to the practice of automatically testing and validating code changes as soon as they are committed to a shared repository, catching bugs early. Continuous Delivery (CD) extends this by automating the process of packaging and preparing code for release, though deployment to production may still require manual approval. Continuous Deployment takes it further by automatically deploying every validated change directly to production without human review. In real tech workplaces, CI/CD pipelines are essential infrastructure that enable teams to ship code faster and more reliably. You will hear engineers discuss CI/CD pipelines, CI/CD tools (like Jenkins, GitHub Actions, GitLab CI), and CI/CD best practices in daily standups, code reviews, and sprint planning. Organizations that implement strong CI/CD practices can deploy multiple times per day with confidence, reducing the time between writing code and getting it in front of users.

How to say it: Spell it out: "C-I C-D" ("see-eye see-dee"). Don't say "slash".

Understand what CI/CD means, how it works, and why it matters in software development.

At a glanceCEFR B2
Commonness5/5
Versatility4/5
FormalityCasualFormalNeutral
Spoken ↔ WrittenSpokenWrittenBoth
Directness ↔ DiplomaticDirectDiplomaticDirect
RegionUS and UK

Say it like this

  • We need to improve our CI/CD pipeline.
  • Let's set up CI/CD for this project.
  • This change passed our CI/CD checks.

Use it at work

Explaining your setup

  • Every merge to main goes through our CI/CD pipeline.
  • CI/CD deploys to staging automatically.

Debugging

  • CI is red. Can someone check the failing test?
  • The CD step failed on the database migration.

In an interview

  • I set up the CI/CD pipeline with GitHub Actions.
  • How long does your CI/CD pipeline take?

Don't say this

✕We CI/CD the new feature yesterday.
✓We deployed the new feature through our CI/CD pipeline yesterday.

CI/CD is not a verb. You deploy, implement, or use CI/CD, but you do not CI/CD something.

Practice

Try it

4 quick exercises

Pick the most natural phrasing

1. Your manager asks about your deployment process. What do you say?

Complete the sentence

2. Before we can deploy this microservice, it must pass our _______ checks.

Spot the mistake

3. Which sentence uses CI/CD incorrectly?

Rewrite naturally

4. Rewrite this in natural tech English using CI/CD: 'We test the code automatically and then we put it on the server without people doing it manually.'

Say it out loud

Phrase 1 of 3

"We need to improve our CI/CD pipeline."

We don't save your recording. The word check uses your browser's speech recognition.

More about CI/CD

Real examples(3)

  • in a standup

    "Our CI/CD pipeline caught a failing test before it reached production."

  • in a code review

    "Make sure your code passes CI/CD checks before requesting approval."

  • in a team meeting

    "We should implement CI/CD to reduce manual testing and speed up deployments."

More mistakes(2)

Handle with care. CI/CD is not a verb—you do not CI/CD something. You implement CI/CD, set up CI/CD, or use CI/CD pipelines.

  • ✕CI/CD is just about continuous integration.
    ✓CI/CD includes both continuous integration and continuous delivery or deployment.

    CI/CD involves two interconnected processes; CI alone is incomplete without the delivery/deployment aspect.

  • ✕Our CI/CD tool is broken.
    ✓Our CI/CD pipeline is failing or Our CI/CD tool has an issue.

    Be more specific about whether the problem is with the tool itself or the pipeline execution.

Other forms(3)

  • CI/CD noun

    "CI/CD is critical for modern software development."

  • CI/CD pipeline noun

    "Our CI/CD pipeline runs tests automatically on every commit."

  • CI/CD tool noun

    "We use Jenkins as our CI/CD tool."

Often used with(5)

  • CI/CD pipeline · The automated workflow that tests and deploys code; the most common collocation.
  • CI/CD tool · Software that implements CI/CD, such as Jenkins, GitHub Actions, or GitLab CI.
  • CI/CD best practices · Standard approaches for implementing CI/CD effectively.
  • implement CI/CD · To set up or establish CI/CD processes in a project or organization.
  • CI/CD automation · The automated testing and deployment processes that CI/CD enables.

Similar words(3)

  • continuous integration and continuous delivery · The full expanded form; sometimes used in formal documentation.
  • deployment automation · A broader term that encompasses CI/CD but may refer to deployment processes alone.
  • automated testing and deployment · A descriptive phrase that explains what CI/CD does without using the acronym.

Opposites(3)

  • manual deployment
  • waterfall development
  • manual testing

Questions(5)

What does CI/CD stand for?
CI/CD stands for Continuous Integration and Continuous Delivery (or Continuous Deployment). Continuous Integration means automatically testing code when it is committed. Continuous Delivery means automatically preparing code for release. Continuous Deployment means automatically releasing code to production.
How do you use CI/CD in a sentence at work?
You typically use CI/CD as a noun phrase. Examples: Our CI/CD pipeline failed the tests. We need to set up CI/CD for this project. The CI/CD tool caught the bug before deployment. Always remember that CI/CD is not a verb.
Is CI/CD formal or informal?
CI/CD is neutral and professional. It is equally appropriate in formal documentation, team meetings, presentations, and casual conversations among engineers. However, always use it as a noun, not as a verb.
What is the difference between CI/CD and DevOps?
CI/CD refers specifically to the automated testing and deployment practices. DevOps is a broader culture and practice that includes CI/CD, infrastructure automation, monitoring, and collaboration between development and operations teams.
Why is CI/CD important in software development?
CI/CD enables teams to catch bugs early, reduce manual work, deploy faster, and maintain higher code quality. It allows developers to ship code multiple times per day with confidence, reducing the time between writing code and delivering value to users.
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