1-across – Commitment : DEBT

3-across – Large expanses of frozen ocean : ICEPACKS

9-across – North American reindeer : CARIBOU

10-across – Flip over : UPEND

11-across – Sundry : EXTRA

12-across – Result of air or liquid movements doubling back on themselves : EDDIES

14-across – Eventually; inevitably : SOONERORLATER

17-across – Andean beast of burden : ALPACA

19-across – Sacrificial site : ALTAR

22-across – River which forms part of the English/Scottish border : TWEED

23-across – Woodland plant, eg the windflower : ANEMONE

24-across – Zero degrees latitude – where one is when low : DOLDRUMS

25-across – In case : LEST

1-down – Peter out : DECREASE

2-down – Brimless, originally Provençal, cap : BERET

4-down – Something to worry about : CAUSEFORALARM

5-down – Ezra —– : POUND

6-down – Equable: name shared by 14 popes : CLEMENT

7-down – Sweet drink containing carbonated water and flavouring : SODA

8-down – Erode : ABRADE

13-down – Turner, PI : PRURIENT

15-down – Mineral bore, for instance? : OILWELL

16-down – Afrikaner camp defended by a circular formation of wagons : LAAGER

18-down – Tree or shrub of the birch family : ALDER

20-down – Word employed in a figurative sense : TROPE

21-down – Bejewel : STUD

1-across – Tincture of opium : LAUDANUM

5-across – Spanish surrealist painter, 1904-89 : DALI

9-across – Berry-bearing shrub : ELDER

10-across – With all possible speed : HOTFOOT

11-across – Without any legal encumbrance : FREEANDCLEAR

13-across – Caribbean religious cult : VOODOO

14-across – So long : BYEBYE

17-across – Recognise lad : CLOSEGRAINED

20-across – High-powered : DYNAMIC

21-across – Two-masted sailing vessel : KETCH

22-across – Nostradamus, for one : SEER

23-across – Collective sculptures : STATUARY

1-down – Positions on course where golf balls stop rolling : LIES

2-down – Tolerate, withstand : UNDERGO

3-down – Contract : AGREETOTERMS

4-down – Physically let go : UNHAND

6-down – Aforementioned : ABOVE

7-down – Worldwide computer network : INTERNET

8-down – Difficult or awkward situation : STICKYWICKET

12-down – Pear-shaped tropical American fruits : AVOCADOS

15-down – Drink made from boiled meat : BEEFTEA

16-down – German dramatist and librettist, 1898-1956 : BRECHT

18-down – Imperial quantity : OUNCE

19-down – Nautical greeting : AHOY

1-across – Something for something : QUIDPROQUO

7-across – Spar projecting from the front of a sailing vessel : BOWSPRIT

8-across – Beats : TOPS

9-across – Town opposite Windsor on the Thames : ETON

10-across – Act in it : TITANIC

12-across – Chats in a leisurely way : CHEWSTHEFAT

14-across – Felonious : ILLEGAL

16-across – Fleur-de-lys : IRIS

19-across – Calamitous : DIRE

20-across – In character : SUITABLE

21-across – In position : ATONESPOST

1-down – Cite : QUOTE

2-down – Close to land : INSHORE

3-down – Peel : PARE

4-down – On one’s own : OUTRIGHT

5-down – Over the top : ULTRA

6-down – Run rapidly : SPRINT

11-down – Professional killer : ASSASSIN

12-down – Breed of sheepdog : COLLIE

13-down – Jumbled mixture : FARRAGO

15-down – Discharge : EJECT

17-down – Go separate ways : SPLIT

18-down – Jeer : HISS

1-across – Complete mess : DOGSBREAKFAST

8-across – Lessening of tension in political affairs : DETENTE

9-across – Seal, waterproof : CAULK

10-across – Raise taxes : LEVY

11-across – Italian bread : CIABATTA

13-across – Chaff, badinage : BANTER

14-across – Skin complaint : ECZEMA

17-across – State of exhiliration : RHAPSODY

19-across – Nub, essence : GIST

21-across – Mythological semi-divine maiden : NYMPH

22-across – Shoulder blade : SCAPULA

24-across – Be in a precarious state : HANGBYATHREAD

1-down – Counterfeit, worthless : DUD

2-down – Exact revenge : GETEVEN

3-down – Secure, tie fast : BIND

4-down – Causing vomiting : EMETIC

5-down – Bribe : KICKBACK

6-down – Fully grown : ADULT

7-down – Dismantle : TAKEAPART

10-down – Maze : LABYRINTH

12-down – White foreign woman in the British Raj : MEMSAHIB

15-down – Devotee of good living : EPICURE

16-down – City port on the Black Sea : ODESSA

18-down – Publicisers : ADMEN

20-down – Solemn promise : OATH

23-down – Assistance : AID

1-across – Small ornaments etc. : BRICABRAC

8-across – Tine : PRONG

9-across – Baby’s small enclosure : PLAYPEN

10-across – A tie or bind : LIGATURE

11-across – Vivacity or vigour in performance : BRIO

13-across – Papers denoting a temporary higher rank : BREVET

14-across – Part of the neck : SCRUFF

16-across – Orderly, tidy : NEAT

17-across – Concentrated : FOCUSSED

19-across – Copy, emulate : IMITATE

20-across – Relaxed, slack : LOOSE

21-across – Bend the knee : GENUFLECT

1-down – Brought about, bred : BEGOTTEN

2-down – Significance : IMPORT

3-down – Half open : AJAR

4-down – Unintended cosequence : REPERCUSSION

5-down – Expendable soldiery : CANNONFODDER

6-down – Entrancing : SPELLBINDING

7-down – Church assembly : CONGREGATION

12-down – One of a delivery of eight babies : OCTUPLET

15-down – Stick together : COHERE

18-down – Abandoned orphan : WAIF