Night-Time Instrument for Judging Time

This page is the CodyCross answer for the clue below from Pet Shop, Group 353, Puzzle 1 (Dental Biscuits).

Question is: Night-Time Instrument for Judging Time

and the answer is: MOONDIAL

Word Meaning:

MOONDIAL — An instrument for telling time, like a sundial but relying on the light of the Moon.

Definitions from Wiktionary.