Definition: Meaning of, CAPTCHA in English to English dictionary.
Pronunciation:/ siː-eɪ-piː-tiː-siː-eɪʧ-eɪ /
noun
synonym
antonym
Word Forms:
Singular
Plural
N/A
N/A
computing a challenge question that can only easily be answered by a human, used to prevent access to a system by an automated program; typically a distorted image of letters and numbers that the user has to identify