Is “Diphtheria” a Scrabble word?
Yes
DIPHTHERIA
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 Diphtheria
/dɪfˈθɪəɹɪə/
noun
1.A serious infectious disease which causes inflammation of mucous membranes of the upper respiratory tract caused by Corynebacterium diphtheriae.