es·pe·ran·tist I. \ˌespəˈrantə̇st, -rän-, -raan-, -rȧn-\noun (-s) Usage: usually capitalized : a specialist in Esperanto; also: one enthusiastic about the spread of Esperanto as an international language II. \| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷\adjective Usage: usually capitalized : of or relating to Esperanto or Esperantists < the Esperantist stock of words — Frederick Bodmer >