Is “Alphabetically” a Scrabble word?
Yes
ALPHABETICALLY
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 Alphabetically
adverb
1.(manner) In an alphabetical manner.
2.(sequence) Arranged in the order of the alphabet.