亚细安 Traditional form: 亞細安 Pinyin (reading): Yàxì'ān Definitions: ASEAN Characters: 亚 - Asia; second 细 - fine, detailed; slender, thin 安 - peaceful, tranquil, quiet Traditional characters: 亞 - Asia; second 細 - fine, detailed; slender, thin 安 - peaceful, tranquil, quiet