大甲 Traditional form: 大甲 Pinyin (reading): Dàjiǎ Definitions: Dajia or Tachia Town in Taichung County 臺中縣/台中县 ( Táizhōng Xiàn), Taiwan Characters: 大 - big, great, vast, high, deep 甲 - armor, shell; fingernails; 1st heavenly stem Traditional characters: 大 - big, great, vast, high, deep 甲 - armor, shell; fingernails; 1st heavenly stem