Quick meaning
A test on a website to check you are a human and not an automated programme, such as identifying objects in photos.
Think of it like this
Like a doorman asking a question only a human could answer before letting you in.
Where you may see this
You may see this when reading websites, browsing settings, or following basic online instructions.
Why it matters
Knowing this word makes everyday web tasks feel less intimidating and helps you follow step-by-step guides more confidently.
Say it simply
CAPTCHA means: A test on a website to check you are a human and not an automated programme, such as identifying objects in photos.