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."

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

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.

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

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 …

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

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 …

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.

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 …

There are eight meanings listed in OED's entry for the noun null. See ‘Meaning & use’ for definitions, usage, and quotation evidence. How common is the noun null? How is the noun …