- metathesis - a linguistic process of transposition of sounds or syllables within a word or words within a sentence
--1 is a kind of linguistic process
- double decomposition, double decomposition reaction, metathesis - a chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB)
--2 is a kind of chemical reaction, reaction
--2 has particulars: double replacement reaction - double decomposition, double decomposition reaction, metathesis - a chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB)