antilibrationrare.|ˌæntɪlaɪˈbreɪʃən| [f. anti- A. + L. librātiōn-em poising, balancing, n. of action f.librāre to balance.] The weighing of one thing against another; counterpoising. a1858De Quincey WhiggismWks. VI. 160 His artful antithesis, and solemn antilibration of cadences.