librate

Librate, lī′brāt, v.t. to poise: to balance.—v.i. to move slightly: to be poised.—n.

The standard of health varies in different persons, according to age, sex, and original constitution; and in the same person even, from week to week or from day to day, within certain limits it may shift and librate.

The only thing that has ever made them librate in their orbit was that foolish disgust I took at what I thought the consequences of democratic principles in America—but I judged by the abuse, not the use—and the little information I took the trouble of seeking came to me through twisted and tainted channels—and, in short, I was a rash boy & made a fool of myself.

Cause of librations.—That the moon should librate is by no means so remarkable a fact as that it should at all times turn very nearly the same face toward the earth.

In a general way a cable keeps a ship anchored in the same place, although wind and waves may cause it to "librate" about the anchor.