Dictionary.net

• his'ter-on-prot'er-on, n. a figure of speech in which what should follow comes first: an inversion. [Gr., lit. 'the last first.']

1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson

• n. [Greek] A figure in which the word that should follow comes first; an inversion of logical order, in which the conclusion is put before the premises, or the thing proved before the evidence.

1871 - The Cabinet Dictionary of the English Language