Dropping a Boat Into Water, Sending Off a Missile

This page is the CodyCross answer for the clue below from The 1950s, Group 1806, Puzzle 2 (Kitsch Design).

Question is: Dropping a Boat Into Water, Sending Off a Missile

and the answer is: LAUNCHING

Word Meaning:

LAUNCHING — present participle and gerund of launch

Definitions from Wiktionary.