"planoconvex" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "plano",
        "3": "convex"
      },
      "expansion": "plano- + convex",
      "name": "prefix"
    }
  ],
  "etymology_text": "From plano- + convex.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "planoconvex (not comparable)",
      "name": "en-adj"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "attestations": [
        {
          "date": "from 17th c.",
          "references": []
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "English terms prefixed with plano-",
          "parents": [],
          "source": "w"
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        {
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          "name": "Optics",
          "orig": "en:Optics",
          "parents": [],
          "source": "w"
        }
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      "examples": [
        {
          "bold_text_offsets": [
            [
              93,
              105
            ]
          ],
          "ref": "1665, Robert Hooke, Micrographia:",
          "text": "I place my Microscope, and then so place either a round Globe of Water, or a very deep clear plano convex Glass (whose convex side is turn'd towards the Window) that there is a great quantity of Rayes collected and thrown upon the Object […].",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Having one side plane and the other convex."
      ],
      "id": "en-planoconvex-en-adj-vSCCqJJW",
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "plane",
          "plane"
        ],
        [
          "convex",
          "convex"
        ]
      ],
      "raw_glosses": [
        "(optics, of a lens) Having one side plane and the other convex."
      ],
      "raw_tags": [
        "of a lens"
      ],
      "related": [
        {
          "word": "planoconcave"
        }
      ],
      "synonyms": [
        {
          "word": "convexoplane"
        }
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "planoconvex"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "plano",
        "3": "convex"
      },
      "expansion": "plano- + convex",
      "name": "prefix"
    }
  ],
  "etymology_text": "From plano- + convex.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "planoconvex (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "planoconcave"
    }
  ],
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      "attestations": [
        {
          "date": "from 17th c.",
          "references": []
        }
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        "Pages with entries",
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        "en:Optics"
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        {
          "bold_text_offsets": [
            [
              93,
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          "ref": "1665, Robert Hooke, Micrographia:",
          "text": "I place my Microscope, and then so place either a round Globe of Water, or a very deep clear plano convex Glass (whose convex side is turn'd towards the Window) that there is a great quantity of Rayes collected and thrown upon the Object […].",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Having one side plane and the other convex."
      ],
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "plane",
          "plane"
        ],
        [
          "convex",
          "convex"
        ]
      ],
      "raw_glosses": [
        "(optics, of a lens) Having one side plane and the other convex."
      ],
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        "of a lens"
      ],
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        "not-comparable"
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        "physics"
      ]
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  ],
  "synonyms": [
    {
      "word": "convexoplane"
    }
  ],
  "word": "planoconvex"
}