"to reduce or annul the value of," 1918, a back-formation from devaluation. The earlier verb was devaluate (1898). Related: Devalued; devaluing.
"process or fact of being reduced in value," 1898; see de- + valuation. Specific application to currency is from 1914.
updated on August 07, 2018
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。