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Wildcard Search – use “?” and “*” symbols to replace letters if you’re unsure of the correct spelling. With 140,000 words, phrases, meanings, and examples, Cambridge Advanced Learner's Dictionary, Fourth Edition (CALD) is trusted by millions of English learners worldwide. Copy any text from other apps and choose ‘Look up clipboard’ in CALD to see meanings of words one by oneEvery dictionary entry has thesaurus sections that show related words, phrases and synonyms for each meaning, helping you to expand your English knowledge.