American English pronunciation

How to pronounce deleterious

IPA transcription: [,dɛlə'tɪɹiəs]

Hear “deleterious” pronounced

[,dɛlə'tɪɹiəs]

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[,dɛlə'tɪɹiəs]

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[,dɛlə'tɪɹiəs]

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Adjective

  • harmful to living things

    “deleterious chemical additives”

Usage examples

  • Mutations that are not deleterious are assumed to be mostly neutral rather than beneficial.
  • Most mutations are deleterious, and occur at a high rate.