optical aberration optical aberration /ˈɒptɪkəl ˌæbəˈreɪʃən/

noun

1. An optical phenomenon resulting from the failure of a lens or mirror to produce a good image  ( aberration , optical aberration , distortion )
   an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
   
   

 inquisition inquisition /ˌɪnkwəˈzɪʃən/

noun

1. A severe interrogation (often violating the rights or privacy of individuals)  ( inquisition )
   a severe interrogation (often violating the rights or privacy of individuals)
   

 Inquisition

1. A former tribunal of the Roman Catholic Church (1232-1820) created to discover and suppress heresy  ( Inquisition )
   a former tribunal of the Roman Catholic Church (1232-1820) created to discover and suppress heresy
    The Inquisition was a dark period in the history of the Roman Catholic Church.
   The Inquisition was a dark period in the history of the Roman Catholic Church.
   
   

 software software /ˈsɔfˌwɛr/

noun

1. (computing) written programs, procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory  ( computer software , package , software , software package , software program , software system )
   (computing) written programs, procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory
    The market for software is expected to expand
   the market for software is expected to expand
   
   

 common maidenhair common maidenhair /ˈkɑmən ˈmeɪdənˌhɛər/

noun

1. Delicate maidenhair fern with slender shining black leaf stalks; cosmopolitan  ( Adiantum capillus-veneris , common maidenhair , southern maidenhair , Venus maidenhair , Venus'-hair fern , Venushair )
   delicate maidenhair fern with slender shining black leaf stalks; cosmopolitan