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  1. Math Symbols List (+,-,x,/,=,...) - RapidTables.com

    List of all math symbols and meaning - equality, inequality, parentheses, plus, minus, times, division, power, square root, percent, per mille,...

  2. Merriam-Webster: America's Most Trusted Dictionary

    Find definitions for over 300,000 words from the most authoritative English dictionary. Continuously updated with new words and meanings.

  3. Dictionary.com | Meanings & Definitions of English Words

    2 days ago · The world’s leading online dictionary: English definitions, synonyms, word origins, example sentences, word games, and more. A trusted authority for 25+ years!

  4. Glossary of mathematical symbols - Wikipedia

    Most symbols have multiple meanings that are generally distinguished either by the area of mathematics where they are used or by their syntax, that is, by their position inside a formula …

  5. Cambridge Dictionary: Find Definitions, Meanings & Translations

    The most popular dictionary and thesaurus for learners of English. Definitions and meanings of words with pronunciations and translations.

  6. Oxford English Dictionary

    Read our collection of word stories detailing the etymology and semantic development of a wide range of words, including ‘dungarees’, ‘codswallop’, and ‘witch’. Access our word lists and …

  7. Oxford Learner's Dictionaries | Find definitions ...

    Look up the meanings of words, abbreviations, phrases, and idioms in our free English Dictionary.