Is “Prothorax” a Scrabble word?
Yes
PROTHORAX
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 Prothorax
noun
1.The anterior segment of the insect thorax; it carries the first pair of legs