Dictionary entry

Diffract

Webster's Dictionary 1913

Dif‐fract″ (?), v. t. [imp. & p. p.Diffracted; p. pr. & vb. n.Diffracting.] [L. diffractus, p. p. of diffringere to break in pieces; dif- = dis- + frangere to break. See Fracture.] To break or separate into parts; to deflect, or decompose by deflection, a� rays of light.