social dancer social dancer /ˈsoʊʃəl ˈdænsər/

noun

1. A person who participates in a social gathering arranged for dancing (as a ball)  ( dancer , social dancer )
   a person who participates in a social gathering arranged for dancing (as a ball)
   
   

 writing system writing system /ˈraɪtɪŋ ˈsɪstəm/

noun

1. A method of representing the sounds of a language by written or printed symbols  ( writing system , orthography )
   a method of representing the sounds of a language by written or printed symbols
     The linguist studied the orthography of various languages.
   The linguist studied the orthography of various languages.
   
   

 open circuit open circuit /ˈoʊpən ˈsɝːkɪt/

noun

1. An incomplete electrical circuit in which no current flows  ( open circuit )
   an incomplete electrical circuit in which no current flows
    If you have an open circuit, no current will flow, making the device non-functional.
   If you have an open circuit, no current will flow, making the device non-functional.
   
   

 Echidnophaga gallinacea Echidnophaga gallinacea /ɛˌkɪdnoʊˈfægə ˌgælɪˈniːʃiə/

noun

1. Parasitic on especially the heads of chickens  ( Echidnophaga gallinacea , sticktight , sticktight flea )
   parasitic on especially the heads of chickens