Is “Calices” a Scrabble word?
Yes
CALICES
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 Calices
noun
1.The outermost whorl of flower parts, comprising the sepals, which covers and protects the petals as they develop.
2.Any of various cup-like structures.