C3E1N1T1E1R1L1I1N1E1
12 points
CENTERLINE is validvalid
an axis of symmetry of a two-dimensional figure [n CENTERLINES]
an often imaginary line that divides a body into two equal halves, also CENTRELINE [n -S]
an axis of symmetry of a two-dimensional figure [n CENTERLINES]
an often imaginary line that divides a body into two equal halves, also CENTRELINE [n -S]