CURTAIN

It's raised before the start of a play (7)

Solution has appeared in 2 crosswords (2 across and 0 down):

• Quick crossword No 16,023 — 2021-09-13 23:00:45
  8A: One of a pair on a rail? (7)
• Quick crossword No 15,526 — 2020-02-11 00:00:49
  13A: It's raised before the start of a play (7)