Dictionary & Thesaurus API Look up any English word and get comprehensive data including definitions, pronunciation (with audio), synonyms, antonyms, etymology, and example sentences. ## Why Use This Actor? Building a language app? Writing tool? Educational content? This actor gives you structured, clean dictionary data ready to use. No parsing HTML, no rate limits to worry about, no API keys needed. ### Use Cases - Writing Apps - Help users find the right words with synonyms and definitions - Language Learning - Build vocabulary apps with pronunciation audio - Content Tools - Enhance content with word variations and meanings - Chatbots - Give your bot dictionary lookup capabilities - Educational Games - Create word games with rich word data ## Features - Definitions organized by part of speech (noun, verb, adjective, etc.) - Phonetic pronunciation with audio file URLs - Synonyms and antonyms for each definition - Etymology (word origin) when available - Example sentences showing usage - Bulk lookup - process multiple words at once ## Input | Field | Type | Description | |-------|------|-------------| | words | array | Words to look up (required) | | includeSynonyms | boolean | Include synonyms (default: true) | | includeAntonyms | boolean | Include antonyms (default: true) | | includePhonetics | boolean | Include pronunciation (default: true) | | includeEtymology | boolean | Include word origin (default: true) | | includeExamples | boolean | Include example sentences (default: true) | ## Output json { "word": "serendipity", "found": true, "phonetic": "/ˌsɛ.ɹən.ˈdɪ.pɪ.ti/", "audioUrl": "https://api.dictionaryapi.dev/media/pronunciations/en/serendipity-au.mp3", "meanings": [ { "partOfSpeech": "noun", "definitions": [ { "definition": "A combination of events which have come together by chance to make a surprisingly good or wonderful outcome.", "antonyms": ["Murphy's law", "perfect storm"] }, { "definition": "An unsought, unintended, and/or unexpected, but fortunate, discovery.", "synonyms": ["chance", "luck"] } ] } ], "synonyms": ["chance", "luck"], "antonyms": ["Murphy's law", "perfect storm"], "sourceUrls": ["https://en.wiktionary.org/wiki/serendipity"] } ## Examples ### Look up a single word json { "words": ["ephemeral"] } ### Look up multiple words json { "words": ["ubiquitous", "serendipity", "ephemeral", "eloquent"] } ### Get just definitions (no extras) json { "words": ["algorithm"], "includeSynonyms": false, "includeAntonyms": false, "includePhonetics": false, "includeEtymology": false, "includeExamples": false } ## Pricing Pay per result: - Actor start: $0.00005 per run - Per word: $0.002 per word looked up | Request | Results | Cost | |---------|---------|------| | 1 word | 1 | $0.002 | | 10 words | 10 | $0.02 | | 100 words | 100 | $0.20 |