Is “Dayside” a Scrabble word?
Yes
DAYSIDE
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Dayside
noun
1.The side of a planet that faces towards the sun around which it orbits