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Intro to business architecture terms

Intro to business architecture terms

The Orthogramic Metamodel uses a structured set of terms to describe how an organisation works, what it delivers, and how it adapts to change. Each term is defined precisely to support clarity, automation, and traceability.

This guide introduces key terms in plain language and explains how they relate to one another in practice.

Core terms and definitions

Term

Definition

Term

Definition

Domain

A category of knowledge used to describe a part of how the business operates (e.g. Strategy, Capability, Organization, Policy). Each domain has a consistent structure and schema.

Attribute

A property that describes a characteristic of a domain element (e.g. title, purpose, owner).

Element

A key part or sub-section within a domain (e.g. a Capability has Components, Processes, and a Function).

Sub-element

A further breakdown within an element that describes detailed content (e.g. a Capability Process includes Inputs, Outputs, and Performance Metrics).

Key domains explained

Domain

Primary elements

Description

Domain

Primary elements

Description

Strategy

Business Objective

High-level goals and strategic direction.

Capabilities

Component, Function, Process

Organisational abilities that deliver value.

Value stream

Value Stream Stage

End-to-end sequences that create stakeholder value.

Initiatives

Program, Project

Discrete bodies of work that implement strategy.

Policy

Policy Attribute

Governance statements that guide decisions.

Performance

KPI (Key Performance Indicator)

Measures of effectiveness and outcome achievement.

Information

Information Component

Business-critical data assets and their use.

Stakeholder

Stakeholder Requirement

Needs, concerns, and influence of internal/external actors.

Product

Product Feature

Offerings delivered to the market or stakeholders.

Service

Service Feature

Service-level components that support value delivery.

Organisation

Organisation Unit

Structural entities that perform and govern work.

Customer

Customer Segment, Experience Attribute

Entities receiving and influencing value delivery.

Channel

Distribution Network, Integration Element

Pathways for delivering products and services.

Market

Market Segment, Competitive Profile

External operating environment and positioning.

Finance

Budget, Financial Objective

Financial planning, funding, and value tracking.

Risk

Risk Type, Control, Mitigation

Uncertainties and controls relevant to objectives.

Supply chain

Supplier Network, Logistics Flow

Upstream and downstream value contributors.

Sustainability

Environmental, Social, Governance Metric

ESG considerations and impact frameworks.

Innovation

Innovation Pipeline, Idea Evaluation

New thinking and emerging opportunity domains.

People

Role, Skill, Workforce Structure

Human capability, roles, and workforce design.

Technology

Application, Infrastructure, Standards

Digital assets, platforms, and architectural layers.

Relationship and structure terms

Term

Definition

Term

Definition

Inter-unit domain relationships

Defines how different organizational units interact with the same capability, service, or domain artefact (e.g. one unit owns a capability, another consumes it).

Relationship role

The type of connection a unit has to a domain element (e.g. owning unit, providing unit, consuming unit, custodian, governing unit).

Trigger

An external or internal event that causes the business to respond (e.g. a new regulation, customer feedback).

Rationale

A reason for action, often linked to a trigger and connected to specific strategies, initiatives, or policies.

Strategic Response Model (SRM)

A structured way to link triggers, rationales, and the organisational responses across domains.

Governance

The oversight structures and processes that ensure decisions are consistent with strategy and compliant with rules.

Example of how terms relate

  • A Trigger (e.g. regulatory change) leads to a Rationale for change.

  • The Strategic Response Model defines how the business will respond—via Initiatives, Policy updates, or changes to Capabilities.

  • The affected Capabilities are owned by specific Organization Units, which may be supported or influenced by others via Inter-unit domain relationships.

  • Success is tracked via Performance KPIs, and relevant Stakeholders are kept informed.

  • All elements are structured, versioned, and traceable via the JSON schema definitions of each domain.

Related content

The Orthogramic Metamodel license: Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0), ensuring it remains open, collaborative, and widely accessible.