Pilots Use an Artificial One for Orientation

This page is the CodyCross answer for the clue below from Spa Time, Group 818, Puzzle 5 (Snow and Ice Room).

Question is: Pilots Use an Artificial One for Orientation

and the answer is: HORIZON

Word Meaning:

HORIZON — The visible horizontal line (in all directions) where the sky appears to meet the earth in the distance.

Definitions from Wiktionary.

Pilots Use An Artificial One For Orientation - Spa Time CodyCross Answers | CodyCross Solutions