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n. pl. me·tath·e·ses (-sēz′)
1. Linguistics Transposition within a word of letters, sounds, or syllables, as in the change from Old English brid to modern English bird or in the confusion of modren for modern.
2. Chemistry Double displacement.

[Late Latin, from Greek, from metatithenai, to transpose : meta-, meta- + tithenai, to place; see dhē- in Indo-European roots.]

met′a·thet′ic (mĕt′ə-thĕt′ĭk), met′a·thet′i·cal adj.
met′a·thet′i·cal·ly adv.


n, pl -ses (-ˌsiːz)
1. (Linguistics) the transposition of two sounds or letters in a word
2. (Chemistry) chem another name for double decomposition
[C16: from Late Latin, from Greek, from metatithenai to transpose]
metathetic, ˌmetaˈthetical adj


(məˈtæθ ə sɪs)

n., pl. -ses (-ˌsiz)
the transposition of letters, syllables, or sounds in a word, as in the pronunciation (ˈkʌmf tər bəl) for comfortable or (aks) for ask.
[1600–10; < Late Latin: transposition of letters of a word < Greek metáthesis transposition]
met•a•thet•ic (ˌmɛt əˈθɛt ɪk) met`a•thet′i•cal, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.metathesis - a linguistic process of transposition of sounds or syllables within a word or words within a sentence
linguistic process - a process involved in human language
2.metathesis - a chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB)
chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; "there was a chemical reaction of the lime with the ground water"
double replacement reaction - a chemical reaction between two compounds where the positive ion of one compound is exchanged with the positive ion of another compound


[meˈtæθəsɪs] N (metatheses (pl)) [meˈtæθəˌsiːz]metátesis f inv


n pl <metatheses> → Metathese f, → Metathesis f
References in periodicals archive ?
Lithium hydroxide is mass-produced by reaction of metathesis between and lithium carbonate and calcium hydroxide.
Plantasens Flash 80 and Flash 100 have been made possible through Elevance's expertise in producing specialty chemicals from plant oils using Nobel Prize winning metathesis catalyst technology.
The new unit for the production of high-purity isobutene will be integrated into the existing metathesis plant at the OMV Burghausen Refinery, which is responsible for the energy-efficient manufacturing of propylene for the plastics industry.
Membership in and service to professional societies can play a significant role in shaping the future of our field, and I am proud of the work done by the American Chemical Society to advance chemistry for the benefit of our world and all its people." Bazzi's research interests focus on metathesis chemistry as a powerful tool in small molecule and polymer synthesis, in addition to polymer-supported catalysis, DNA-mimetic polymers and fluorous analogs of ruthenium-based catalysts.
Generally, production of conventional hypophosphorous acid is carried out by a metathesis method or an ion exchange resin method.
We are proud of what he has accomplished in his own career and on behalf of our university, and this prestigious recognition is just one more example of his excellence, integrity and leadership." Bazzi's research interests focus on metathesis chemistry as a powerful tool in small molecule and polymer synthesis, in addition to polymer-supported catalysis, DNA-mimetic polymers, and fluorous analogs of ruthenium-based catalysts.
Identify Phonological processes Phonological of insertion (apheresis, epenthesis processes of and paragoge), suppression insertion (apheresis, (apheresis, synthesis and apocope) epenthesis and and alteration of segments (vowel paragoge), reduction, assimilation, suppression dissimilation, metathesis).
Schrock "for the development of the metathesis method in organic synthesis"
On metathesis polymerization, the double bond of the monomer cyclooctene is preserved so that the resulting transpolyoctenamer contains a double bond at every eighth carbon atom.
Inaugurating the post-colonial reading of The Tempest, the Caliban/Cannibal metathesis has resulted in an American Indian for critics like Sidney Lee, Leo Marx, and Leslie Fiedler, or the role has gone to an African actor like Dijimon Hounsou in Julie Taymore's film.
Umicore will acquire Materia's exclusive metathesis catalyst intellectual property portfolio and will serve customers purchasing these catalysts.
This paper aims to find out phonological complications in Balochi relevant to metathesis. Data for the research have been collected from daily conversation, books and Balochi dictionaries and have been analyzed through Feature Geometry.