荒唐 こうとう Meanings な-adjective, Noun absurd; nonsensical; ridiculous; idiotic; laughable; ludicrous; preposterous See also: 荒唐無稽 (こうとうむけい). Kanji 荒 rough. Read as コウ. 唐 Tang. Read as トウ. Words containing 荒唐 荒唐無稽 (こうとうむけい) absurd Jinuma: Japanese Dictionary · Word lists