How do I solve 16 down in Daily Telegraph Cryptic 31273?

Question

Accepted Answer

16 down reads "Called for calm" (9 letters); the answer is COLLECTED. 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.

Called for calm (9)

16D — Called for calm (9) — COLLECTED