Puzzletome Crossword Puzzles

June 2013 Monthly Crossword
A Journey

1a and 4d meet appropriately, but with disastrous results as part of the journey to 18a. In recognition of the journey, the definitions for 7 clues contain words that have half their letters missing (always the second half). The initial letters of these adjusted words spell out an appropriate word that should be submitted with the solution.
Grid
Across
1 See preamble (12)
7 Look love... lava (3)
9 Book covering dollar and pound (7)
10 Japanese immigrant lives by South East island (5)
11 Incl. roasts absorbing marinade topping (5)
12 Order of the Garter? Sir, it's official on record (9)
14 Core value parent holds within American metal? (8)
15 Dam to act character (6)
17 Bran Flake of sustenance to insects (6)
18 See preamble (8)
19 Dance with Eve's rogue disappeared (9)
23 Parent's perfect African (5)
24 Pitch next to attempt to gain 18, for instance (5)
25 Gain around 1/50 diamonds with force central to 1a? (7)
26 Es found even in Essenes (3)
27 Interpreting duller song, youth grasping finally Chris Rea missing (12)
Down
1 Indiscretions of Space Jam relieve stress, man (14)
2 Dreadful mum in icon impression on television? (14)
3 Court to apply rule (9)
4 See preamble (5)
5 Cream slice in picnic in garden (5)
6 Ring with no changes in desert? (5)
7 "Positions of responsibility" for tit is rash in a Lib PR disaster (14)
8 Completely on top of obligation call in practice (14)
13 Mothers seen around about with others (2,5)
16 Letter number 14 to note setter suppressing sickness at "yo home"? (2,7)
20 Poem Bertolt penned is hot stuff (5)
21 Cat half following timid rodent (5)
22 Dead sheep should end wet, whichever way you look at it (5)