Is “Lookup” a Scrabble word?
Yes
LOOKUP
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 Lookup
noun
1.An attempt to retrieve data.
“My database lookup failed because I misspelled the word.”
2.The process of locating a term in a reference work.