2613: Way off

The unclued lights (one of two words), all verifiable in Brewer, precede a word which appears as an abbreviation four times in the lower right-hand quadrant of the completed grid. Solvers should highlight all four examples. Ignore two apostrophes.

Across

1    All omelettes cooked with pesto and chives, first (8,3)

7    Furtwängler finally reveals this wood (3)

11    A few words from Romeo in poor shape (6)

13    Athlete swallows one more fluid (7)

15    New name given to one strait (5)

16    Look in morass for criminal (5)

17    Tufts of wool giving female bad colic (6)

18    Damage ground, parking in it (5)

20    Waterweed from East Anglian drainage channel surrounding open ditch (6)

21    Confused in the main (2,3)

22    Liveliness in progress (7)

30    Introduction to Romance language round Spain (4,2)

32    ‘The real’ Star Trek character (5)

36    A thousand left work, returning for the dance (5)

37    Dean regularly hands round old register (5)

38    Tries on pants off the shelf (2-5)

39    Weren’t accustomed to three-quarters of rioting students (6)

40    Diary’s regular date (3)

Down

1    With foot sore Gracie comes to Iowa’s extensive farming areas (10)

3    Asserted one’s right to lilac maid replanted (4,5)

5    Asian pastries saint and prophet like (7)

6    Dry duck takes in energy drink (8)

7    Tedium suggested by French playwright (5)

8    Graduate – popular principal (4)

9    Build new quarter in capital (6)

10    Love pleasant place for topping – but it’s of no use now! (2,3)

14    Wandering having gone off (12)

19    Tropical fruit one gets diced by servant (10)

21    Hors d’oeuvre from Spain a tot ordered (9)

23    Offer help and try to establish friendly relations (5,3)

24    It shows the way to authenticate mail (8)

26    Pay a quick visit from the States for bridge (7)

28    I never troubled the department (6)

31    Minor thespian’s point (5)

35    Drop live commercial (4)

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