Is “Metathorax” a Scrabble word?
Yes
METATHORAX
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 Metathorax
noun
1.The hindmost of the three sections of the thorax of an insect, carrying the posterior pair of legs and the hindwings when present.