Is “Microgravity” a Scrabble word?
Yes
MICROGRAVITY
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 Microgravity
noun
1.A state of very low acceleration between two free floating objects, as found in sustained freefall, in orbit, or in interstellar space.
Synonyms: weightlessness, µG