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  1. NULL Definition & Meaning - Merriam-Webster

    Null often pops up in legal and scientific contexts; it was originally used in Scottish law and still carries the meaning "having no legal or binding force," especially in the phrase "null and void."

  2. NULL | English meaning - Cambridge Dictionary

    NULL definition: 1. having no legal force: 2. with no value or effect: 3. (of a set or matrix) containing nothing…. Learn more.

  3. null - JavaScript | MDN - MDN Web Docs

    Oct 28, 2025 · JavaScript is unique to have two nullish values: null and undefined. Semantically, their difference is very minor: undefined represents the absence of a value, while null …

  4. NULL Definition & Meaning | Dictionary.com

    Null definition: without value, effect, consequence, or significance.. See examples of NULL used in a sentence.

  5. Null (SQL) - Wikipedia

    In the SQL database query language, null or NULL is a special marker used to indicate that a data value does not exist in the database.

  6. Null - definition of null by The Free Dictionary

    null (nʌl) adj 1. without legal force; invalid; (esp in the phrase null and void) 2. without value or consequence; useless

  7. What Is Null? - Computer Hope

    Sep 7, 2025 · The concept of null and its significance in computing with our comprehensive definition, examples, and explanations. Learn how null differs from zero and empty.

  8. A Quick and Thorough Guide to ‘null‘: What It Is and How To Use It

    Aug 14, 2024 · Ever since its invention, null has remained a fundamental concept in many imperative programming languages like Java, C#, and JavaScript despite its drawbacks. The …

  9. A quick and thorough guide to ‘null’: what it is, and how you …

    In this comprehensive guide, targeted at both novice and seasoned coders, we will unpack the enigma that is null. The aim is to develop an intuitive understanding of what null is, how it …

  10. Unraveling the Mystery: Null and Void in Modern Technology

    Jun 23, 2025 · The concepts of null and void have been intricately woven into the fabric of modern technology, particularly in the realm of computer science and programming. These terms, …