Complete
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1 9 11 16 18 22 24 13 2 14 3 19 8 12 23 4 25 5 10 15 20 6 21 7 17
  1. 1 a Liquid disinfectant (6)
  2. 4 a Grassy plains (6)
  3. 9 a Hooray! (7)
  4. 10 a Sustain (5)
  5. 11 a Expression of hesitant agreement (informal) (2-3)
  6. 12 a Hitherto (4,3)
  7. 13 a Exercise from a standing position and back, spreading arms and legs (7,4)
  8. 18 a Marksman (7)
  9. 20 a Engraving in low relief on a brooch or stone (5)
  10. 22 a Oscar Wilde thought that this was 'something wasted on the stupid' (5)
  11. 23 a Small west European country (7)
  12. 24 a State of great confusion (6)
  13. 25 a Bandage up (6)
  14. 1 d Resign (with reputation intact?) (3,3)
  15. 2 d Noteworthy period (5)
  16. 3 d Police station (informal) (3,4)
  17. 5 d Goodbye (5)
  18. 6 d Calm — ocean (7)
  19. 7 d French existential philosopher and Simone de Beauvoir's partner, d. 1980 (6)
  20. 8 d Person living beyond their hundredth birthday (11)
  21. 14 d Study of other-worldly sightings (7)
  22. 15 d Corvine creature (7)
  23. 16 d Heaviest known metal, Os (6)
  24. 17 d Senility (6)
  25. 19 d 'I know a bank where the wild ___ blows' (Oberon in A Midsummer Night's Dream) (5)
  26. 21 d Deserve — virtue (5)

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