Zeroth

//ˈzɪɹoʊθ// adj

Definitions

Adjective
  1. 1
    In the initial position in a sequence whose elements are numbered starting at zero; the ordinal number corresponding to zero. not-comparable

    "The zeroth order polynomial approximation is constant."

  2. 2
    Corresponding to a position preceding the first. not-comparable

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

Adjective
  1. 1
    preceding even the first wordnet

Etymology

From zero + -th (ordinal suffix).

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