librate/ˈlaɪbɹeɪt/EtymologyFirst attested in 1623; borrowed from Latin lībrātus, perfect passive participle of lībrō (see -ate (verb-forming suffix)), from lībra (“a balance”).librate means To oscillate (like the beam of a balance). Lexicurio rates it Sui generis — a strength score of 90 out of 100.verbTo oscillate (like the beam of a balance).“Their parts all librate on too nice a beam.”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.”To be poised; to balance oneself.“Her playful Sea-horse […] His watery way with waving volutes wins, / Or listening librates on unmoving fins.”To place in a balance; to weigh.nounA piece of land having a value of one pound per year.