"egrid" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "egr",
        "3": "-id",
        "gloss1": "sour"
      },
      "expansion": "egr (“sour”) + -id",
      "name": "af"
    }
  ],
  "etymology_text": "From egr (“sour”) + -id.",
  "forms": [
    {
      "form": "egridau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "egridau"
      },
      "expansion": "egrid m (plural egridau)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh terms suffixed with -id",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Chemistry",
          "orig": "cy:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "oxidation",
          "word": "egridiad"
        },
        {
          "english": "peroxide",
          "word": "tryegrid"
        }
      ],
      "glosses": [
        "oxide"
      ],
      "id": "en-egrid-cy-noun-gahjzl5u",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "oxide",
          "oxide"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) oxide"
      ],
      "related": [
        {
          "english": "oxygen",
          "word": "ocsigen"
        }
      ],
      "synonyms": [
        {
          "word": "ocsid"
        }
      ],
      "tags": [
        "masculine",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɛɡrɪd/",
      "note": "cy"
    },
    {
      "rhymes": "-ɛɡrɪd"
    }
  ],
  "word": "egrid"
}

{
  "derived": [
    {
      "english": "oxidation",
      "word": "egridiad"
    },
    {
      "english": "peroxide",
      "word": "tryegrid"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "egr",
        "3": "-id",
        "gloss1": "sour"
      },
      "expansion": "egr (“sour”) + -id",
      "name": "af"
    }
  ],
  "etymology_text": "From egr (“sour”) + -id.",
  "forms": [
    {
      "form": "egridau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "egridau"
      },
      "expansion": "egrid m (plural egridau)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "related": [
    {
      "english": "oxygen",
      "word": "ocsigen"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:Welsh/ɛɡrɪd",
        "Rhymes:Welsh/ɛɡrɪd/2 syllables",
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh masculine nouns",
        "Welsh nouns",
        "Welsh nouns with red links in their headword lines",
        "Welsh terms suffixed with -id",
        "Welsh terms with obsolete senses",
        "cy:Chemistry"
      ],
      "glosses": [
        "oxide"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "oxide",
          "oxide"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) oxide"
      ],
      "synonyms": [
        {
          "word": "ocsid"
        }
      ],
      "tags": [
        "masculine",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɛɡrɪd/",
      "note": "cy"
    },
    {
      "rhymes": "-ɛɡrɪd"
    }
  ],
  "word": "egrid"
}