{
    "term": "radical",
    "partOfSpeech": "adjective",
    "academic": true,
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "relating to the most basic and important parts of something; complete and detailed",
            "cefr": "c1",
            "examples": [
                {
                    "text": "the need for **radical changes** in education"
                },
                {
                    "text": "demands for radical reform of the law"
                },
                {
                    "text": "radical differences between the two systems"
                },
                {
                    "text": "This document marks a radical departure from earlier recommendations."
                }
            ],
            "synonyms": "far-reaching"
        },
        {
            "senseNumber": 2,
            "definition": "new, different and likely to have a great effect",
            "cefr": "c1",
            "examples": [
                {
                    "text": "radical ideas"
                },
                {
                    "text": "a radical solution to the problem"
                },
                {
                    "text": "radical proposals"
                },
                {
                    "text": "a truly radical concept"
                }
            ],
            "collocations": {
                "verbs": ["be", "seem", "sound"],
                "adverb": ["extremely", "fairly", "very"]
            }
        },
        {
            "senseNumber": 3,
            "definition": "in favour of extreme and complete political or social change",
            "cefr": "c1",
            "examples": [
                {
                    "text": "the radical wing of the party"
                },
                {
                    "text": "radical politicians/students/writers"
                }
            ],
            "topics": ["Politics"],
            "collocations": {
                "verbs": ["be", "seem", "sound"],
                "adverb": ["extremely", "fairly", "very"]
            }
        },
        {
            "senseNumber": 4,
            "definition": "very good",
            "labels": "(North American English, old-fashioned, slang)",
            "examples": []
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈrædɪkl/",
                "audio": "ra/radical/radical__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈrædɪkl/",
                "audio": "ra/radical/radical__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "late Middle English (in the senses ‘forming the root’ and ‘inherent’): from late Latin radicalis, from Latin radix, radic- ‘root’."
}