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Words, grammatical forms and meanings linked to the ontology.

prechemical en · ADJ

Etymology

From pre- + chemical.

Meanings

  1. (not-comparable) Before a chemical reaction.
    • But much remains to be done in understanding the complex physical, prechemical and chemical stages of radiation interactions in even the simplest, biologically relevant, condensed materials. 2012, William A. Glass, Matesh N. Varma, Physical and Chemical Mechanisms in Molecular Radiation Biology, page 100:
    • An implication of this rationale is that a "prechemical" electron transfer occurs prior to the initiating step of carcinogen-biotarget interaction, which can culminate in adduct formation, intercalation, alkylation, etc. […] 2021, Kirk T. Kitchin, Carcinogenicity, page 253:
    • From this time until about 10−12 s, in the prechemical phase, some initial reactions and rearrangements of these species occur. 2008, Michael G. Stabin, Fundamentals of Nuclear Medicine Dosimetry, page 173: