crass [LME] Crass, as in crass stupidity, was first recorded as meaning ‘dense, coarse, sluggish’. It comes from Latin crassus ‘solid, thick’.
英语词源词典收录了6069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。