Enallage

E`nal´la`ge

n.

1.

(Gram.) A substitution, as of one part of speech for another, of one gender, number, case, person, tense, mode, or voice, of the same word, for another.

Thesaurus

Noun

1.

enallage - a substitution of part of speech or gender or number or tense etc. (e.g., editorial `we' for `I') rhetorical device - a use of language that creates a literary effect (but often without regard for literal significance)