Crossword solverSynonyms for optics8 crossword answers for “optics” (6), sorted by letter count.How many letters?All871911021121511717 letters 1physics9 letters 1catoptric10 letters 2catoptricsholography11 letters 2holographiccatoptrical15 letters 1physical science(8,7)17 letters 1natural philosophy(7,10)