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  1. 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.

  2. List of mathematical symbols - Simple English Wikipedia, the free ...

    ∞ is a symbol used to represent unending amounts. Either plus or minus depending on the situation. If y= [+|-]x then x is either positive or negative depending on the situation. y= [+|-]x y equals either +x …

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

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

  4. Cambridge Dictionary: Find Definitions, Meanings & Translations

    Definitions and meanings of words with pronunciations and translations.

  5. Python Functions - W3Schools

    Python Functions A function is a block of code which only runs when it is called. A function can return data as a result. A function helps avoiding code repetition.

  6. DEFINE definition and meaning | Collins English Dictionary

    If you define something, you show, describe, or state clearly what it is and what its limits are, or what it is like. We were unable to define what exactly was wrong with him. [VERB wh] He was asked to define …

  7. DEFINE Definition & Meaning - Merriam-Webster

    The meaning of DEFINE is to determine or identify the essential qualities or meaning of. How to use define in a sentence.

  8. Define - definition of define by The Free Dictionary

    1. to state or set forth the meaning of (a word, etc.). 2. to explain or identify the nature or essential qualities of; describe. 3. to specify: to define responsibilities. 4. to determine or fix the boundaries or …

  9. define - Wiktionary, the free dictionary

    Nov 1, 2025 · To describe, explain, or make definite and clear; used to request the listener or other person to elaborate or explain more clearly his or her intended meaning of a word or expression. …

  10. DEFINE | English meaning - Cambridge Dictionary

    DEFINE definition: 1. to say what the meaning of something, especially a word, is: 2. to explain and describe the…. Learn more.