{"id": "impetus", "metadata": {"operation": "retrieve", "provider": "Oxford University Press", "schema": "RetrieveEntry"}, "results": [{"id": "impetus", "language": "en-gb", "lexicalEntries": [{"entries": [{"etymologies": ["mid 17th century: from Latin, \u2018assault, force\u2019, from impetere \u2018assail\u2019, from in- \u2018towards\u2019 + petere \u2018seek\u2019"], "grammaticalFeatures": [{"id": "mass", "text": "Mass", "type": "Countability"}], "pronunciations": [{"audioFile": "https://audio.oxforddictionaries.com/en/mp3/impetus_gb_1.mp3", "dialects": ["British English"], "phoneticNotation": "IPA", "phoneticSpelling": "\u02c8\u026amp\u026at\u0259s"}], "senses": [{"definitions": ["the force or energy with which a body moves"], "domainClasses": [{"id": "physics", "text": "Physics"}], "examples": [{"text": "hit the booster coil before the flywheel loses all its impetus"}], "id": "m_en_gbus0498830.005", "semanticClasses": [{"id": "power", "text": "Power"}], "shortDefinitions": ["force or energy with which body moves"], "subsenses": [{"constructions": [{"text": "impetus to"}], "definitions": ["something that makes a process or activity happen or happen more quickly"], "examples": [{"text": "the ending of the Cold War gave new impetus to idealism"}], "id": "m_en_gbus0498830.007", "semanticClasses": [{"id": "cause", "text": "Cause"}], "shortDefinitions": ["something that makes process or activity happen or happen more quickly"], "synonyms": [{"language": "en", "text": "motivation"}, {"language": "en", "text": "stimulus"}, {"language": "en", "text": "incitement"}, {"language": "en", "text": "incentive"}, {"language": "en", "text": "inducement"}, {"language": "en", "text": "inspiration"}, {"language": "en", "text": "encouragement"}, {"language": "en", "text": "boost"}], "thesaurusLinks": [{"entry_id": "impetus", "sense_id": "t_en_gb0007459.002"}]}], "synonyms": [{"language": "en", "text": "momentum"}, {"language": "en", "text": "propulsion"}, {"language": "en", "text": "impulsion"}, {"language": "en", "text": "impelling force"}, {"language": "en", "text": "motive force"}, {"language": "en", "text": "driving force"}, {"language": "en", "text": "drive"}, {"language": "en", "text": "thrust"}, {"language": "en", "text": "continuing motion"}], "thesaurusLinks": [{"entry_id": "impetus", "sense_id": "t_en_gb0007459.001"}]}]}], "language": "en-gb", "lexicalCategory": {"id": "noun", "text": "Noun"}, "text": "impetus"}], "type": "headword", "word": "impetus"}], "word": "impetus"}