Is “Atop” a Scrabble word?
Yes
ATOP
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 Atop
adverb
1.On, to, or at the top.
preposition
1.On the top of.
“He sat atop the mountain, waiting for the end of the world.”
2.On the top, with "of".
Synonyms: on top, ontop