virtual

Imagine building a world inside a computer: that's virtual. It often means something does not exist in a physical form but appears or works through a computer, the internet, or software. You might join a virtual meeting from home, walk through a virtual museum online, or use a virtual reality headset that makes another place feel real. The word can also mean "almost" or "in effect," as in a virtual promise or a virtual certainty.

The word virtual describes something that is created, simulated, or carried on through computer technology rather than existing in a physical form. It often refers to things you experience on a screen, through software, or over the internet. A virtual meeting happens online instead of in a shared room. A virtual world in a game feels like a real place, even though it is made of digital images and code. In this common modern sense, the word is closely tied to digital life.

The word also has an older and broader meaning: something can be virtual if it is not exactly the thing itself but is so close in effect that the difference hardly matters. For example, a "virtual certainty" is something that is almost certain, and a person might be called the "virtual leader" if they hold the real power even without the official title. In this sense, the word is about practical reality, not just technology.

Think about a virtual assistant like Siri or Alexa, or virtual reality (VR), where a headset creates an immersive computer-generated environment. The term also appears in phrases like virtual classroom, virtual event, virtual machine, and virtual tour. While something virtual may not be physically present, it can still feel important, useful, or real in its effect. So when you hear virtual, think of something that exists digitally or something that is almost the same as the real thing in practice.