Metachemical

The greater part of this is in comparative thermal equilibrium, and so we should not expect metachemical change to occur.

Source: wiktionary

Alfred Nordmann, in Chapter 19, draws on the work of Emile Meyerson and Gaston Bachelard — two philosophers with some genuine chemical knowledge — to articulate a more general, a richer, and a metachemical notion of substance.

Source: wiktionary

This is by no means reducing chemistry to a sub-division of physics, and even less making it a defenceless victim of Don Quixote-like pseudomathematical and metachemical theorists; a fundamental knowledge of natural history is still an essential condition for any further progress in an understanding of chemical bonding.

Source: wiktionary