Side of a cut diamond (5)
I believe the answer is:
facet
(Other definitions for facet that I've seen before include "Flat surface on a cut gem" , "Smooth surface of a gem" , "Distinct feature" , "side of rock" , "Side of a cut gem" .)
I believe the answer is:
facet
(Other definitions for facet that I've seen before include "Flat surface on a cut gem" , "Smooth surface of a gem" , "Distinct feature" , "side of rock" , "Side of a cut gem" .)