hydropathize,v.|haɪˈdrɒpəθaɪz| [f. as prec. + -ize.] intr. To practise hydropathy. 1855Geo. Eliot Ess. (1884) 319 People who only allow themselves to be idle under the pretext of hydropathising.1859Darwin in Life & Lett. (1887) II. 172, I am here hydropathising and coming to life again.