μετάπτωση

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Greek[edit]

Etymology[edit]

From Ancient Greek μετᾰ́πτωσῐς (change) (μετά (metá) + πτῶσῐς (ptôsis)). Sense in linguistics, since Hellenistic Koine.[1]

Pronunciation[edit]

  • IPA(key): /meˈtaptosi/
  • Hyphenation: με‧τά‧πτω‧ση

Noun[edit]

μετάπτωση (metáptosif (plural μεταπτώσεις)

  1. sudden change of situation or a property, fluctuation
    Ο καιρός έχει μεταπτώσεις: πότε κρύο, πότε ζέστη.
    O kairós échei metaptóseis: póte krýo, póte zésti.
    The weather keeps changing: sometimes cold, sometimes heat.
    ψυχολογικές μεταπτώσειςpsychologikés metaptóseismood swings (psychological swings).
  2. (linguistics, phonetics) ablaut, vowel gradation. For Greek language: change during derivation or composition of a word, or specifically of a vowel or diphthong in a root, or stem, or an affix, either qualitative (short ↔ short), or quantitive (short ↔ long)
    ποσοτική μετάπτωση: λέγω - λόγος
    posotikí metáptosi: légo - lógos
    quantitive ablaut: lĕgo (“I say”) - lŏgos (“speech, reason”)
    ποιοτική μετάπτωση: πατέρα - πατήρ
    poiotikí metáptosi: patéra - patír
    qualitative ablaut: patĕra (“father -accusative-”) - patēr (“father -nominative-”)
    See notes
  3. (physics) changes in a quantum system
  4. (physics) precession
  5. (chemistry) transition metal, in the term
    στοιχεία μετάπτωσηςstoicheía metáptosistransition metals
  6. (astronomy) precession
  7. (geology) characterizes rifts on the Earth's crust

Declension[edit]

Related terms[edit]

  • and see: πτώση (ptósi, fall, reduction)

See also[edit]

(linguistics) For ablaut (vowel gradation) and grades see[2]:

References[edit]

  1. ^ μετάπτωσηΛεξικό της κοινής νεοελληνικής [Dictionary of Standard Modern Greek], 1998, by the "Triantafyllidis" Foundation.
  2. ^ μετάπτωση - Babiniotis, Georgios (2002) Λεξικό της νέας ελληνικής γλώσσας: [] (in Greek), 2nd edition, Athens: Kentro Lexikologias [Lexicology Centre], 1st edition 1998, →ISBN.

Further reading[edit]