metathesis

The term metathesis ( ancient Greek μετάθεσις metáthesis , German 'conversion' ) denotes:

• in phonetics / phonology the exchange of sounds, see metathesis (phonetics)
• in philosophy and metaphysics a fundamental overarching idea or conjecture, the metathesis (philosophy)
• In chemistry, metathesis denotes various reactions in which groups or partial structures of reactants are exchanged, see metathesis (chemistry)

This is a disambiguation page for differentiating between several terms identified with the same word.