| Word | Definitions | Synonyms |
|---|---|---|
| catoptric | (adjective) of or relating to catoptrics; produced by or based on mirrors | Synonyms: catoptrical |
| catoptrical | (adjective) of or relating to catoptrics; produced by or based on mirrors | Synonyms: catoptric |
| catoptrics | (noun) branch of optics dealing with formation of images by mirrors | - |
| catostomid | (noun) a cypriniform fish of the family Catostomidae | - |