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Balance

Balance

1. An apparatus for weighing.

in its simplest form, a balance consists of a beam or lever supported exactly in the middle, having two scales or basins of equal weight suspended from its extremities. Another form is that of the roman balance, our steelyard, consisting of a lever or beam, suspended near one of its extremities, on the longer arm of which a counterpoise slides. The name is also given to other forms of apparatus for weighing bodies, as to the combinations of levers making up platform scales; and even to devices for weighing by the elasticity of a spring.

2. Act of weighing mentally; comparison; estimate. A fair balance of the advantages on either side. (Atterbury)

3. Equipoise between the weights in opposite scales.

4. The state of being in equipoise; equilibrium; even adjustment; steadiness. And hung a bottle on each side to make his balance true. (Cowper) The order and balance of the country were destroyed. (Buckle) English workmen completely lose their balance. (j. S. Mill)

5. An equality between the sums total of the two sides of an account; as, to bring one's accounts to a balance; also, the excess on either side; as, the balance of an account. a balance at the bankers. I still think the balance of probabilities leans towards the account given in the text. (j. Peile)

6. A balance wheel, as of a watch, or clock. See balance wheel (in the Vocabulary).

7. (Science: astronomy) The constellation libra. The d3d seventh sign in the zodiac, called libra, which the sun enters at the equinox in september.

8. A movement in dancing. See balance, s. Balance electrometer, a kind of balance, with a poised beam, which indicates, by weights suspended from one arm, the mutual attraction of oppositely electrified surfaces. Balance fish.

(Science: medicine) An equilibrium between the money values of the exports and imports of a country; or more commonly, the amount required on one side or the other to make such an equilibrium. Balance valve, a valve whose surfaces are so arranged that the fluid pressure tending to seat, and that tending to unseat the valve, are nearly in equilibrium; especially, a puppet valve which is made to operate easily by the admission of steam to both sides. See puppet valve. Hydrostatic balance. See hydrostatic. To lay in balance, to put up as a pledge or security. To strike a balance, to find out the difference between the debit and credit sides of an account.

Origin: oe. Balaunce, f. Balance, fr. L. Bilan, bilancis, having two scales; bis twice (akin to E. Two) _ lanx plate, scale.


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