Is “Sputnik” a Scrabble word?
Yes
SPUTNIK
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 Sputnik
/ˈspʊtnɪk/
noun
1.Any of a series of Soviet robotic space satellites, especially the first one in 1957.
2.Any artificial satellite.