Definitions for: Zero


[n] the quantity that registers a reading of zero on a scale
[n] a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it"
[n] a mathematical element that when added to another number yields the same number
[adj] indicating the absence of any or all units under consideration; "a zero score"
[adj] indicating an initial point or origin
[adj] of or relating to the null set (a set with no members)
[v] adjust (as by firing under test conditions) the zero of (a gun); "He zeroed in his rifle at 200 yards"
[v] to adjust to zero value, of an instrument or device



Webster (1913) Definition: Ze"ro, n.; pl. Zerosor Zeroes. [F. z['e]ro, from Ar.
[,c]afrun, [,c]ifrun, empty, a cipher. Cf. Cipher.]
1. (Arith.) A cipher; nothing; naught.

2. The point from which the graduation of a scale, as of a
thermometer, commences.

Note: Zero in the Centigrade, or Celsius thermometer, and in
the R['e]aumur thermometer, is at the point at which
water congeals. The zero of the Fahrenheit thermometer
is fixed at the point at which the mercury stands when
immersed in a mixture of snow and common salt. In
Wedgwood's pyrometer, the zero corresponds with
1077[deg] on the Fahrenheit scale. See Illust. of
Thermometer.

3. Fig.: The lowest point; the point of exhaustion; as, his
patience had nearly reached zero.

Absolute zero. See under Absolute.

Zero method (Physics), a method of comparing, or measuring,
forces, electric currents, etc., by so opposing them that
the pointer of an indicating apparatus, or the needle of a
galvanometer, remains at, or is brought to, zero, as
contrasted with methods in which the deflection is
observed directly; -- called also null method.

Zero point, the point indicating zero, or the commencement
of a scale or reckoning.

Synonyms: 0, 0, aught, cardinal, cipher, cypher, goose egg, nada, naught, nil, nix, nothing, nought, null, ordinal, zero in, zero point, zilch, zip

See Also: adjust, bugger all, digit, Fanny Adams, figure, fuck all, nihil, numerical quantity, relative quantity, set, sweet Fanny Adams

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