Glossary · Project Management

CSM Glossary: Key Scrum Terms

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A free CSM glossary defining the key Scrum terms - Scrum Master, Product Owner, Sprint, backlog, increment, retrospective and more - in plain English.

By The Exam Atlas Editorial Team · Verified 2026-06-06

Key CSM terms in plain English. The exam tests the Scrum framework from the Scrum Guide, so it helps to know the core vocabulary: the roles, events, artifacts and values, plus how the certification works.

TermDefinition
ScrumA lightweight framework for delivering value in short cycles, built on empirical process control and a small set of roles, events and artifacts.
AgileAn iterative, incremental approach to delivering work that values collaboration, customer feedback and adapting to change.
Empirical process controlManaging work through transparency, inspection and adaptation rather than detailed up-front plans.
Scrum MasterA servant leader who helps the team understand and apply Scrum, facilitates events and removes impediments.
Servant leadershipA leadership style focused on enabling and supporting the team - coaching, facilitating and removing blockers - rather than commanding.
Product OwnerThe person accountable for maximising the value of the product by managing and ordering the Product Backlog.
DevelopersThe team members who do the work of building a usable Increment each Sprint.
Scrum TeamThe Scrum Master, Product Owner and Developers working together; small, cross-functional and self-managing.
SprintA fixed-length cycle (typically up to a month) that contains all the other Scrum events and produces an Increment.
Sprint PlanningThe event that starts a Sprint, where the team plans the work and sets the Sprint Goal.
Daily ScrumA short daily event for the Developers to inspect progress and plan the next day’s work.
Sprint ReviewAn event near the end of a Sprint to inspect the Increment with stakeholders and adapt the Product Backlog.
Sprint RetrospectiveAn event where the Scrum Team reflects on how it works and plans improvements for the next Sprint.
Product BacklogAn ordered, evolving list of everything that might be needed in the product, owned by the Product Owner.
Sprint BacklogThe set of Product Backlog items selected for the Sprint plus the plan to deliver them.
IncrementA usable, “Done” step toward the Product Goal produced during a Sprint.
Product GoalThe longer-term objective for the product; the commitment for the Product Backlog.
Sprint GoalThe single objective for a Sprint; the commitment for the Sprint Backlog.
Definition of DoneA shared, agreed checklist of what must be true for an Increment to be considered complete; the commitment for the Increment.
Scrum valuesThe five values that guide Scrum behaviour: commitment, focus, openness, respect and courage.
TransparencyAn empirical pillar: the work and process are visible to those who do and receive it.
InspectionAn empirical pillar: regularly checking artifacts and progress toward goals.
AdaptationAn empirical pillar: adjusting the work or process as soon as inspection shows a need.
ImpedimentAnything that blocks or slows the team, which the Scrum Master helps to remove.
Self-managing teamA team that decides internally who does what, when and how, rather than being directed externally.
Time-boxA maximum fixed duration set for a Scrum event so it does not run long.
Certified Scrum Trainer (CST)A trainer accredited by Scrum Alliance to teach the official CSM course and certify candidates.
Scrum Education Unit (SEU)The unit of continuing education used to renew Scrum Alliance certifications such as the CSM.

FAQ

What does a Scrum Master do?
A Scrum Master is a servant leader who helps the team understand and apply Scrum - coaching, facilitating events and removing impediments - rather than commanding or assigning work. The Scrum Master's role is the central theme of the CSM.

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