Wordnet Synset 13961932-n

http://lila-erc.eu/data/lexicalResources/LatinWordNet/id/LexicalConcept/13961932-n an entity of type: LexicalConcept

(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
Wordnet Synset 13961932-n 

data from the linked data cloud