Is “Rhizosphere” a Scrabble word?
Yes
RHIZOSPHERE
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 Rhizosphere
noun
1.The soil region subject to the influence of plant roots and their associated microorganisms