{"name":"dictionary-define","description":"English dictionary / word definition / lookup word / pronunciation / part of speech / synonyms / etymology adjacent. Returns part-of-speech-grouped definitions with usage examples and per-sense synonyms, plus IPA phonetic and a pronunciation audio URL when available. Wraps the public Free Dictionary API — no auth, commercial-OK.","price":"$0.002","method":"POST","input_schema":{"properties":{"word":{"type":"string","description":"English word to define (case-insensitive). Single token, no whitespace required for compound words."}},"required":["word"]},"input_example":{"word":"ephemeral"},"output_example":{"word":"ephemeral","phonetic":"/ɪˈfɛm.ə.ɹəl/","pronunciation_audio_url":"https://api.dictionaryapi.dev/media/pronunciations/en/ephemeral-us.mp3","meanings":[{"part_of_speech":"adjective","definitions":[{"definition":"Lasting for a markedly brief time.","example":"The beauty of the sunset was ephemeral.","synonyms":["transient","fleeting","transitory"]}]}],"source":"https://dictionaryapi.dev"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}