C₃A₁T₁O₁P₃T₁R₁I₁C₃S₁

16 points

CATOPTRICS is validvalid

the branch of optics dealing with mirrors [n CATOPTRICS]

123,351 of 196,601 in NWL2023·also valid in CSW24

the branch of optics which is concerned with reflected light [n]

36,179 of 280,887 in CSW24·also valid in NWL2023