"diad" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "di-",
        "3": "-ad"
      },
      "expansion": "di- + -ad",
      "name": "confix"
    }
  ],
  "etymology_text": "From di- + -ad. Compare dyad, with which it may have been confused.",
  "forms": [
    {
      "form": "diads",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diad (plural diads)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A sequence of two (different) monomers in a polymer"
      ],
      "id": "en-diad-en-noun-j~DzB5iv",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "monomer",
          "monomer"
        ],
        [
          "polymer",
          "polymer"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A sequence of two (different) monomers in a polymer"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "Healthcare",
            "All topics",
            "Health",
            "Fundamental",
            "Body"
          ],
          "source": "w"
        },
        {
          "_dis": "40 60",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "32 68",
          "kind": "other",
          "name": "English terms prefixed with di-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "29 71",
          "kind": "other",
          "name": "English terms suffixed with -ad",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "32 68",
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "33 67",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A structure in the cardiac myocyte"
      ],
      "id": "en-diad-en-noun-l8DE8JEm",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "cardiac",
          "cardiac"
        ],
        [
          "myocyte",
          "myocyte"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A structure in the cardiac myocyte"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪæd"
    }
  ],
  "wikipedia": [
    "diad"
  ],
  "word": "diad"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with di-",
    "English terms suffixed with -ad",
    "Pages with 3 entries",
    "Pages with entries",
    "Rhymes:English/aɪæd",
    "Rhymes:English/aɪæd/2 syllables"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "di-",
        "3": "-ad"
      },
      "expansion": "di- + -ad",
      "name": "confix"
    }
  ],
  "etymology_text": "From di- + -ad. Compare dyad, with which it may have been confused.",
  "forms": [
    {
      "form": "diads",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diad (plural diads)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Chemistry"
      ],
      "glosses": [
        "A sequence of two (different) monomers in a polymer"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "monomer",
          "monomer"
        ],
        [
          "polymer",
          "polymer"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A sequence of two (different) monomers in a polymer"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "en:Anatomy"
      ],
      "glosses": [
        "A structure in the cardiac myocyte"
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "cardiac",
          "cardiac"
        ],
        [
          "myocyte",
          "myocyte"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A structure in the cardiac myocyte"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪæd"
    }
  ],
  "wikipedia": [
    "diad"
  ],
  "word": "diad"
}