"matheme" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μάθημα",
        "4": "",
        "5": "lesson"
      },
      "expansion": "Ancient Greek μάθημα (máthēma, “lesson”)",
      "name": "bor"
    }
  ],
  "etymology_text": "Ancient Greek μάθημα (máthēma, “lesson”)",
  "forms": [
    {
      "form": "mathemes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "matheme (plural mathemes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "mathemic"
        }
      ],
      "glosses": [
        "A quasi-scientific symbolic formula serving to represent an idea, used in the works of French psychoanalyst Jacques Lacan."
      ],
      "id": "en-matheme-en-noun-x9FYQ6Z4",
      "links": [
        [
          "quasi-scientific",
          "quasi-scientific"
        ],
        [
          "symbolic",
          "symbolic"
        ],
        [
          "formula",
          "formula"
        ],
        [
          "represent",
          "represent"
        ],
        [
          "idea",
          "idea"
        ]
      ]
    }
  ],
  "word": "matheme"
}

{
  "derived": [
    {
      "word": "mathemic"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μάθημα",
        "4": "",
        "5": "lesson"
      },
      "expansion": "Ancient Greek μάθημα (máthēma, “lesson”)",
      "name": "bor"
    }
  ],
  "etymology_text": "Ancient Greek μάθημα (máthēma, “lesson”)",
  "forms": [
    {
      "form": "mathemes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "matheme (plural mathemes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms borrowed from Ancient Greek",
        "English terms derived from Ancient Greek"
      ],
      "glosses": [
        "A quasi-scientific symbolic formula serving to represent an idea, used in the works of French psychoanalyst Jacques Lacan."
      ],
      "links": [
        [
          "quasi-scientific",
          "quasi-scientific"
        ],
        [
          "symbolic",
          "symbolic"
        ],
        [
          "formula",
          "formula"
        ],
        [
          "represent",
          "represent"
        ],
        [
          "idea",
          "idea"
        ]
      ]
    }
  ],
  "word": "matheme"
}