Japanese art of self-defense, 1936, literally "way of adapting the spirit," from Japanese ai "together" (from au "to harmonize") + ki "spirit" + do "way, art," from Chinese tao "way."
updated on May 16, 2015
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。