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  1. micronutrient

    • IPA[ˌmīkrōˈno͞otrēənt]

    美式

    • n.
      a chemical element or substance required in trace amounts for the normal growth and development of living organisms.
    • noun: micronutrient, plural noun: micronutrients

    • 更多解釋
    • IPA[ˌmʌɪkrə(ʊ)ˈnjuːtrɪənt]

    英式

    • n.
      a chemical element or substance required in trace amounts for the normal growth and development ...

    Oxford Dictionary