Is “Helix” a Scrabble word?
Yes
HELIX
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 Helix
/ˈhiːlɪks/
noun
1.A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.
2.A small volute under the abacus of a Corinthian capital.
3.The incurved rim of the external ear.
Synonyms: spiral
verb
1.To form or cause to form a helix.