"obsessionist" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "obsession",
        "3": "ist"
      },
      "expansion": "obsession + -ist",
      "name": "suffix"
    }
  ],
  "etymology_text": "From obsession + -ist.",
  "forms": [
    {
      "form": "obsessionists",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "obsessionist (plural obsessionists)",
      "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"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ist",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2015 August 24, Anita Gates, “Review: ‘Drop Dead Perfect,’ Winking Melodrama, Returns to St. Clement’s”, in New York Times:",
          "text": "The best bit is the most obscure: When Vivien announces her plans to stay temporarily with a local antiques dealer, Ethel Mae Potter, only “Lucy” obsessionists may recognize Ethel Mertz’s maiden name.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A person who has an obsession; an obsessive."
      ],
      "id": "en-obsessionist-en-noun-pehe0xRp",
      "links": [
        [
          "obsession",
          "obsession"
        ],
        [
          "obsessive",
          "obsessive"
        ]
      ]
    }
  ],
  "word": "obsessionist"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "obsession",
        "3": "ist"
      },
      "expansion": "obsession + -ist",
      "name": "suffix"
    }
  ],
  "etymology_text": "From obsession + -ist.",
  "forms": [
    {
      "form": "obsessionists",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "obsessionist (plural obsessionists)",
      "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 suffixed with -ist",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2015 August 24, Anita Gates, “Review: ‘Drop Dead Perfect,’ Winking Melodrama, Returns to St. Clement’s”, in New York Times:",
          "text": "The best bit is the most obscure: When Vivien announces her plans to stay temporarily with a local antiques dealer, Ethel Mae Potter, only “Lucy” obsessionists may recognize Ethel Mertz’s maiden name.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A person who has an obsession; an obsessive."
      ],
      "links": [
        [
          "obsession",
          "obsession"
        ],
        [
          "obsessive",
          "obsessive"
        ]
      ]
    }
  ],
  "word": "obsessionist"
}