apparatus apparatus /ˌæpɝˈætəs/

noun

1. () Equipment designed to serve a specific function  ( setup , apparatus )
   equipment designed to serve a specific function
     The scientific apparatus was used to measure the temperature of the liquid.
   The scientific apparatus was used to measure the temperature of the liquid.
   
   
2. (anatomy) a group of body parts that work together to perform a given function  ( apparatus )
   (anatomy) a group of body parts that work together to perform a given function
    The breathing apparatus
   the breathing apparatus
   

 greatest common divisor greatest common divisor /ˈɡreɪtəst ˈkɒmən dɪˈvaɪzər/

noun

1. The largest integer that divides without remainder into a set of integers  ( greatest common divisor , greatest common factor , highest common factor )
   the largest integer that divides without remainder into a set of integers
   
   

 romanticism romanticism /roʊˈmæntəˌsɪzəm/

noun

1. () Impractical romantic ideals and attitudes  ( romanticism )
   impractical romantic ideals and attitudes
    Her life decisions were often influenced by her deep sense of romanticism.
   Her life decisions were often influenced by her deep sense of romanticism.
   
   
2. An exciting and mysterious quality (as of a heroic time or adventure)  ( romanticism , romance )
   an exciting and mysterious quality (as of a heroic time or adventure)
   

 Romanticism

1. A movement in literature and art during the late 18th and early 19th centuries that celebrated nature rather than civilization  ( Romantic Movement , Romanticism )
   a movement in literature and art during the late 18th and early 19th centuries that celebrated nature rather than civilization
    Romanticism valued imagination and emotion over rationality
   Romanticism valued imagination and emotion over rationality
   

 Nanga Parbat Nanga Parbat /ˈnɑːŋɡə ˈpɑːrbət/

noun

1. A mountain in the Himalayas in Kashmir (26,660 feet high)  ( Nanga Parbat )
   a mountain in the Himalayas in Kashmir (26,660 feet high)
    Nanga Parbat is notoriously difficult and dangerous to climb.
   Nanga Parbat is notoriously difficult and dangerous to climb.