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What is "deleterious" in English? Definition and Explanations

Updated: 01-06-2026 by Wikilanguages.net
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What does deleterious mean in English? Meaning of deleterious definition and abbreviation with examples.

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What is "deleterious" in English? Definition and Explanations

Meaning of "deleterious": harmful to living things

Adjective

  • Meaning: harmful to living things
  • Example: deleterious chemical additives
  • Synonyms: deleterious hurtful injurious
  • Similar: harmful

    • Pronunciation in US: /ˌdɛləˈtɪriəs/

  • Adjective: harmful often in a subtle or unexpected way (as for example deleterious effects, deleterious to health). 1850, Nathaniel Hawthorne, The Scarlet Letter – Chapter XV: Or might it suffice him, that every wholesome growth should be converted into something deleterious and malignant at his touch?1850, Nathaniel Hawthorne, The Scarlet Letter – Chapter XV: Or might it suffice him, that every wholesome growth should be converted into something deleterious and malignant at his touch?

    • Synonyms:

    bad, destroying, destructive, detrimental, hurtful, injurious, mischievous, nocuous, pernicious, prejudicial, ruinous, nocent, prejudicious, ruining,

    Antonyms:

    assisting, helpful, aiding,

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    deleterious in English: deleterious
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