CAPTCHA
16
Scrabble
18
WWF
C(3) A(1) P(3) T(1) C(3) H(4) A(1)
NWL/TWL ✓ Collins ✓ WWF ✗
Definition
noun
- A computerized test requiring the human user to perform a task deemed to be difficult to automate, such as entering a displayed series of distorted characters or describing images, to demonstrate that he/she is a human and not a computer program.
Source: Wiktionary
Hooks
Back hooks: CAPTCHA-S