Vertical Blade on the Stern of a Ship
This page is the CodyCross answer for the clue below from Circus, Group 90, Puzzle 2 (Siegfried and Roy).
Question is: Vertical Blade on the Stern of a Ship
and the answer is: RUDDER
Word Meaning:
RUDDER — (nautical) An underwater vane used to steer a vessel. The rudder is controlled by means of a wheel, tiller or other apparatus (modern vessels can be controlled even with a joystick or an autopilot).
Definitions from Wiktionary.