### Clue: Large ship almost capsized touching eastern iceberg, perhaps (7)
### Answer: LETTUCE 
 ### Explanation: Definition: iceberg, perhaps
  L(abbrev. for "large") + ***reversal of***(… capsized, in a down clue) "cutter"(a ship/sailing boat) **minus ****its last letter**(almost) **plus**(touching) E(abbrev. for "eastern").
Defn: A variety of which/perhaps is the iceberg.