Competition, differentiation & moats · Core
Defensibility
Also called: defendability
ELI5
How hard it is for others to remove the advantage.
Used in conversation
“The defensibility case rests on data rights and workflow lock-in.”
Definition
The degree to which an advantage can resist imitation, substitution or erosion.
Here “Defensibility” means: The degree to which an advantage can resist imitation, substitution or erosion.
Pitch context
You will see “Defensibility” in strategy decks, market analyses, business plans and planning workshops when the discussion reaches competition, differentiation & moats.
Why it matters: It helps a reader interpret competition, differentiation & moats without confusing the measure, decision, role or evidence being discussed.
Sources & evidence · 5
Supporting source families. This entry is an editorial synthesis rather than a quotation from one canonical glossary.
- Strategyzer — Business Model Canvas resourcesSupporting source family · practitioner · checked 2026-08-16
- Strategyzer — Value Proposition Canvas resourcesSupporting source family · practitioner · checked 2026-08-16
- LEANSTACK — Lean CanvasSupporting source family · practitioner · checked 2026-08-16
- U.S. Department of Justice Antitrust Division — Herfindahl-Hirschman IndexSupporting source family · primary · checked 2026-08-16
- U.S. Census Bureau — Business and economy dataSupporting source family · primary · checked 2026-08-16