How do I solve 13 across in Daily Telegraph Cryptic 3373?

Question

Accepted Answer

13 across reads "Erase minor injury" (7 letters); the answer is SCRATCH. It's a double-definition clue: two separate definitions of the same word sit side by side. No wordplay split and no indicators — both halves of the clue define the answer. The full step-by-step breakdown is on this page.

Erase minor injury (7)

13A — Erase minor injury (7) — SCRATCH