Entry 1 sense Webster, 1913 Transpeciate · Tran·spe·ci·ate · IPA /tɹænˈspiːʃieɪt/ 01 v. t. To change from one species to another; to transform. 1. To change from one species to another; to transform.[Obs.] “Power to transpeciate a man into a horse.” — Sir T. Browne.