"apsido" meaning in Ido

{
  "categories": [
    {
      "kind": "other",
      "name": "Lemmes en ido",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en ido",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ido",
      "orig": "ido",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "De apsid- avec le suffixe -o des substantifs."
  ],
  "forms": [
    {
      "form": "apsidi",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Abside"
      ],
      "id": "fr-apsido-io-noun-Q4l8Hxde"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en ido de l’archéologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Chevet."
      ],
      "id": "fr-apsido-io-noun-kVB3bHOX",
      "topics": [
        "archeology"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en ido de l’astronomie",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en ido des mathématiques",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Apside."
      ],
      "id": "fr-apsido-io-noun-Jtd-7lU0",
      "topics": [
        "astronomy",
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\a.ˈpsi.dɔ\\"
    }
  ],
  "word": "apsido"
}

{
  "categories": [
    "Lemmes en ido",
    "Noms communs en ido",
    "ido"
  ],
  "etymology_texts": [
    "De apsid- avec le suffixe -o des substantifs."
  ],
  "forms": [
    {
      "form": "apsidi",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Abside"
      ]
    },
    {
      "categories": [
        "Lexique en ido de l’archéologie"
      ],
      "glosses": [
        "Chevet."
      ],
      "topics": [
        "archeology"
      ]
    },
    {
      "categories": [
        "Lexique en ido de l’astronomie",
        "Lexique en ido des mathématiques"
      ],
      "glosses": [
        "Apside."
      ],
      "topics": [
        "astronomy",
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\a.ˈpsi.dɔ\\"
    }
  ],
  "word": "apsido"
}