Terminology

2225 terms, tools, patterns and metrics an architect is expected to use precisely. Each one gets a short explanation of what it is, and — where it matters — what it is commonly confused with. Search filters as you type; the column headers sort.

All areas2225 Architecture Fundamentals77 Distributed Systems107 Data Architecture110 Cloud Architecture94 Networking88 API & Integration Architecture82 Reliability & Resilience75 Observability70 Performance & Capacity Engineering72 Security Architecture86 Cost Architecture & FinOps71 Business Architecture67 Architecture Communication67 Enterprise Architecture66 Legacy Modernization71 AI-Era Architecture74 Software Architecture & Engineering71 Architecture Patterns71 Architecture Decision-Making63 The Architect's Meta-Skills61 Delivery & Release Engineering66 Platform Engineering & Developer Experience70 Testing & Quality Architecture66 Data Platform Architecture69 Streaming & Real-Time Data69 Data Governance & Semantics74 Frontend & Experience Architecture66 Edge, Mobile & IoT68 Regulatory & Data Protection Architecture65 Assurance, Audit & Model Risk69

Kind Any concept801 practice736 pattern377 metric127 case-study77 tool62 protocol45

4 terms shown.

Term	Kind	Topic	What it is
Compliance Scope Reduction Scope Minimisation, Descoping	pattern	Certification Impact on Architecture	Designing so that regulated data never touches most of the estate, which removes systems from assessment entirely rather than adding controls to them.
Human in the Loop Design	pattern	Human-in-the-Loop Design	Placing human judgement at the points where automation should not decide alone — with attention to whether the human can actually exercise judgement.
Irreversible Operation Guard Soft Delete Window, Two-Person Destructive Control	pattern	Segregation of Duties	The set of design choices that make a destructive action recoverable by default - a delay before permanence, a type check on the target, and a second approver for bulk effects.
Waiver as Code Machine-Readable Exception, Gate-Readable Waiver	pattern	Exception & Waiver Management	Storing each approved deviation where the enforcement point reads it - rule id, scope, owner, justification, compensating control, expiry - so an exception stops a block automatically and its expiry becomes a …