Fan That Converts Rotational Motion Into Thrust

This page is the CodyCross answer for the clue below from Medieval Times, Group 222, Puzzle 3 (Catholic Reformation).

Question is: Fan That Converts Rotational Motion Into Thrust

and the answer is: PROPELLER

Word Meaning:

PROPELLER — One who, or that which, propels.

Definitions from Wiktionary.

Fan That Converts Rotational Motion Into Thrust - Medieval Times CodyCross Answers | CodyCross Solutions