katakana

/ˌkætəˈkænə/
noun
  1. 1

    A Japanese syllabary used when writing words borrowed from foreign languages other than Chinese, specific names of plants and animals and other jargon, onomatopoeia, or to emphasize a word or phrase. Also used to write the Ainu language.

  2. 2

    A character thereof.

Source: https://en.wiktionary.org/wiki/katakana