Is “Horizon” a Scrabble word?
Yes
HORIZON
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 Horizon
/həˈɹaɪzən/
noun
1.The visible horizontal line or point (in all directions) that appears to connect the Earth to the sky.
“A tall building was visible on the horizon.”
2.The range or limit of one's knowledge, experience or interest; a boundary or threshold.
“Some students take a gap year after finishing high school to broaden their horizons.”
3.The range or limit of any dimension in which one exists.
Synonyms: skyline, skysill