Is “Spermatheca” a Scrabble word?
Yes
SPERMATHECA
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 Spermatheca
/ˌspɜːməˈθiːkə/
noun
1.A small sac within the reproductive tract of some female invertebrates, such as insects, which stores sperm until it is used to fertilize the ova.