英语词汇diffract的起源、历史背景-英语词源词典

词汇	diffract
词源	diffract v. 1803, in optics, "to break up (a beam of light) by deflecting it from a right line," perhaps a back-formation from diffraction. In acoustics by 1825. Related: Diffracted; diffracting. Entries linking to diffract diffraction n. in optics, "the spreading of light or deflection of its rays," 1670s, from French diffraction (17c.) or directly from Modern Latin diffractionem (nominative diffractio), noun of action from past-participle stem of Latin diffringere "break apart in pieces," from dis- "apart" (see dis-) + frangere "to break" (from PIE root *bhreg- "to break"). updated on October 13, 2021
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diffract v.