The Collaborative International Dictionary
Transpeciate
Transpeciate \Tran*spe"ci*ate\, v. t. [Pref. trans- + L. species form.] To change from one species to another; to transform. [Obs.]
Power to transpeciate a man into a horse.
--Sir T.
Browne.
Wiktionary
transpeciate
vb. (context obsolete transitive English) To change from one species into another; to transform.
Usage examples of "transpeciate".
I do not credit those transformations of reasonable creatures into beasts, or that the Devil hath a power to transpeciate a man into a Horse, who tempted CHRIST (as a trial of His Divinity,) to convert but stones into bread.