"picogram" meaning in English

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      "expansion": "pico- + gram",
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  ],
  "etymology_text": "From pico- + gram.",
  "forms": [
    {
      "form": "picograms",
      "tags": [
        "plural"
      ]
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      "expansion": "picogram (plural picograms)",
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  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "other",
          "name": "English terms prefixed with pico-",
          "parents": [],
          "source": "w"
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        {
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        },
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          "kind": "topical",
          "langcode": "en",
          "name": "SI units",
          "orig": "en:SI units",
          "parents": [
            "Units of measure",
            "Metrology",
            "Quantity",
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
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            "Fundamental"
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      ],
      "glosses": [
        "An SI unit of mass equal to 10⁻¹² grams. Symbol: pg"
      ],
      "id": "en-picogram-en-noun-WThpG6ZF",
      "links": [
        [
          "metrology",
          "metrology"
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          "mass",
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          "gram",
          "gram"
        ],
        [
          "pg",
          "pg"
        ]
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      "raw_glosses": [
        "(metrology) An SI unit of mass equal to 10⁻¹² grams. Symbol: pg"
      ],
      "synonyms": [
        {
          "tags": [
            "dated",
            "proscribed"
          ],
          "word": "micromicrogram"
        }
      ],
      "topics": [
        "metrology"
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "unit of mass",
          "tags": [
            "masculine"
          ],
          "word": "picogramme"
        }
      ],
      "wikipedia": [
        "picogram"
      ]
    }
  ],
  "word": "picogram"
}

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  ],
  "etymology_text": "From pico- + gram.",
  "forms": [
    {
      "form": "picograms",
      "tags": [
        "plural"
      ]
    }
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  "pos": "noun",
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      "glosses": [
        "An SI unit of mass equal to 10⁻¹² grams. Symbol: pg"
      ],
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        "(metrology) An SI unit of mass equal to 10⁻¹² grams. Symbol: pg"
      ],
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        "metrology"
      ],
      "wikipedia": [
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      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "dated",
        "proscribed"
      ],
      "word": "micromicrogram"
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "unit of mass",
      "tags": [
        "masculine"
      ],
      "word": "picogramme"
    }
  ],
  "word": "picogram"
}