Preequilibrium

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The initial stage of a chemical reaction when the different chemicals are beginning to interact but have not yet reached equilibrium.

    "The decomposition of peroxydisulfate to sulfate radical ions was taken to be a rapid preequilibrium, and was postulated to be followed by the rate-determining reaction of a sulfate radical ion with MG to produce a radical intermediate, I."

Adjective
  1. 1
    Before equilibrium not-comparable

Example

More examples

"The decomposition of peroxydisulfate to sulfate radical ions was taken to be a rapid preequilibrium, and was postulated to be followed by the rate-determining reaction of a sulfate radical ion with MG to produce a radical intermediate, I."

Etymology

From pre- + equilibrium.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.