Zeroth meaning

zîrōth, zērōth
Of or relating to the ordinal number matching the number 0 in a series.

The zeroth power of 10.

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(mathematics) In the first position in a sequence whose elements are numbered starting at zero; the ordinal number corresponding to zero.

The zeroth order polynomial approximation is constant.

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Corresponding to a position preceding the first.

A and C are in equilibrium following the Zeroth Law of Thermodynamics.

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