"preponderating" meaning in English

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  "lang_code": "en",
  "pos": "verb",
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          "ref": "1943 May and June, “Notes and News: The Railway Club”, in Railway Magazine, page 176",
          "text": "At the January 16 meeting of the Railway Club, Mr. Charles E. Lee, Vice-President, read a paper entitled \"Class Distinction,\" in which he traced the very gradual development (at any rate, with main-line railways) of provision for lower-class passengers; the reduction in discrimination; and the preponderating position of the third class today.",
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        "present participle and gerund of preponderate"
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  "word": "preponderating"
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  "lang_code": "en",
  "pos": "verb",
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          "ref": "1943 May and June, “Notes and News: The Railway Club”, in Railway Magazine, page 176",
          "text": "At the January 16 meeting of the Railway Club, Mr. Charles E. Lee, Vice-President, read a paper entitled \"Class Distinction,\" in which he traced the very gradual development (at any rate, with main-line railways) of provision for lower-class passengers; the reduction in discrimination; and the preponderating position of the third class today.",
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      "form_of": [
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