librate /ˈlaɪbɹeɪt/verb 4noun 1forms 3 verb4 •To oscillate (like the beam of a balance).Their parts all librate on too nice a beam. — 1796 •(figurative) To waver or deliberate between two opposing thoughts or choices.But she winds about him coil after coil of her glittering rhetoric, in which reason holds its own as it librates with specious feeling. — 1924 •To be poised; to balance oneself.Her playful Sea-horse […] His watery way with waving volutes wins, / Or listening librates on unmoving fins. — 1791 •(no longer used) To place in a balance; to weigh. noun1 •(historical) A piece of land having a value of one pound per year. formslibrated · librating · librates