What is the origin of word null?

The word "null" has its roots in Latin, stemming from the word "nullus," which means "none" or "no one."

Here's a breakdown of its etymology:

* Latin: "nullus" (none, no one)

* Medieval Latin: "nullus" (nothing, zero)

* English: "null" (nothing, void)

The concept of "null" as a value representing the absence of anything has been around for centuries, with the word evolving alongside the development of mathematics, logic, and computer science.

In computer science, the term "null" signifies a lack of a value or a value that is not yet defined. It's used to represent an empty or undefined state, often in databases and programming languages.