The Time of Year When the Sun Is Highest or Lowest
This page is the CodyCross answer for the clue below from Mesopotamia, Group 971, Puzzle 1 (Banks of the Tigris).
Question is: The Time of Year When the Sun Is Highest or Lowest
and the answer is: SOLSTICE
Word Meaning:
SOLSTICE — One of the two points in the ecliptic at which the sun is furthest from the celestial equator. This corresponds to one of two days in the year when the day is either longest or shortest.
Definitions from Wiktionary.