"diagonalisation" meaning in English

See diagonalisation in All languages combined, or Wiktionary

Noun

Forms: diagonalisations [plural], diagonalization [alternative]
Etymology: From diagonal + -isation. Etymology templates: {{suffix|en|diagonal|isation}} diagonal + -isation Head templates: {{en-noun|~}} diagonalisation (countable and uncountable, plural diagonalisations)
  1. (UK, mathematics) In matrix algebra, the process of converting a square matrix into a diagonal matrix, usually to find the eigenvalues of the matrix. Tags: UK, countable, uncountable Categories (topical): Mathematics
    Sense id: en-diagonalisation-en-noun-V8urDneP Categories (other): British English Topics: mathematics, sciences
  2. (UK, mathematics) An argument used in proof by contradiction by constructing a supposedly exhaustive list of all members of a class, and then subsequently constructing a new member which differs from each existing member in at least one place and therefore cannot belong to the list. Tags: UK, countable, uncountable Categories (topical): Mathematics
    Sense id: en-diagonalisation-en-noun-NXrbbL75 Categories (other): British English, English entries with incorrect language header, English terms suffixed with -isation, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 34 66 Disambiguation of English terms suffixed with -isation: 40 60 Disambiguation of Pages with 1 entry: 36 64 Disambiguation of Pages with entries: 28 72 Topics: mathematics, sciences

Inflected forms

Alternative forms

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  "etymology_text": "From diagonal + -isation.",
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      "form": "diagonalisations",
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        "In matrix algebra, the process of converting a square matrix into a diagonal matrix, usually to find the eigenvalues of the matrix."
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Download raw JSONL data for diagonalisation meaning in English (2.1kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-04-05 from the enwiktionary dump dated 2025-04-03 using wiktextract (8c1bb29 and fb63907). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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