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20 answers for: Line through the centre of curvature of a lens (9,...
RANKANSWERCLUE
PRINCIPALAXISLine through the centre of curvature of a lens (9,4)
EVOLUTEGeometric curve that describes the locus of centres of curvature of another curve. (7)
AXISPrincipal ___ of a mirror is the line passing through the pole and centre of curvature (4)
AGRAPHIAA diagram I, with centre of curvature, can't write in this condition (8)
LUCASee pronounced centre of curvature, popular 36Dn last year (4)
DIAMETERLine through the centre of a circle connecting two points on the circumference
DIAMLine through the middle of a circle: Abbr.
BISECTORLine through the middle of a circle
SPHEROMETERInstrument for measuring the radius of the curvature of a concave or convex surface, originally used by opticians when making lenses (11)
AXLEA rod or spindle passing through the centre of a wheel (4)
TEESPegs supporting golf balls; lines through the centres of the "houses" in curling; or, target hobs in quoits (4)
BRUEThis West Country river runs through the centre of Wadebridge and on to the outskirts of Ugbrooke (4)
SEVENDigit that's sometimes written with a line through the middle
THETAOval letter with a line through the middle
SUMATRAThe equator passes through the centre of this Indonesian island
ASTIGMATISMAn irregularity in the curvature of the lens of the eye (11)
BOWLEGOutward curvature of a lower limb
SNYCurvature of a ship's plank
CAMBERCurvature of a road surface (6)
REHEARSESRuns through the centre of Florence with several black cars in pursuit (9)