Is “Thereby” a Scrabble word?
Yes
THEREBY
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 Thereby
/ðɛəˈbaɪ/
adverb
1.By it; by that; by that means, or as a consequence of that.
Synonyms: eo ipso, therefore