---
type: glossary
created: 2026-02-14
tags: [type/learning, pinned]
---

# Glossary — Decoder Ring

## Acronyms
| Term | Meaning |
|------|---------|
| HLD | High-Level Design |
| LLD | Low-Level Design (Engineering Standards) |
| GTM | Go-To-Market |
| MVD | Minimum Viable Demo (Spectra-specific) |
| PMF | Product-Market Fit |
| SBOM | Software Bill of Materials |
| CVE | Common Vulnerabilities and Exposures |
| VEX | Vulnerability Exploitability eXchange |
| CoT | Chain of Thought (prompt pattern) |
| ReAct | Reason + Act (agent pattern) |
| SOLID | Single Responsibility, Open/Closed, Liskov, Interface Segregation, Dependency Inversion |
| DDD | Domain-Driven Design |

## Error Codes
| Code | Meaning |
|------|---------|
| SPEC-001 | Git clone failed (retryable 2x) |
| SPEC-002 | API unreachable (retryable 3x) |
| SPEC-003 | Rate limited 429 (retryable 3x) |
| SPEC-004 | Token budget exceeded (fatal) |
| SPEC-005 | Zod validation failed (retryable 1x) |
| SPEC-006 | Agent timeout 30s (fatal) |
| SPEC-007 | 2+ agents failed (fatal) |
| SPEC-008 | CritiqueAgent failed (fatal) |
| SPEC-009 | Template render failed (fatal) |

## Scope Tiers
| Tier | Meaning |
|------|---------|
| Tier 1 | Must Ship — CLI + 6 agents + HTML report + ScoreCard |
| Tier 2 | If Time — Advanced features |
| Tier 3 | Dream — Polish, optimizations |

## Forbidden Words (Brand)
revolutionary, cutting-edge, game-changing, next-gen, best-in-class, leverage, utilize, synergy, paradigm, holistic, innovative, disruptive, transformative, bleeding-edge, AI-powered (say "6 AI agents" instead)
