facial recognition
compound.compound. technology that can identify a person by looking at their face in a photo or video. You might use it to unlock your phone or at an airport.
compound. a biometric technology capable of identifying or verifying a person from a digital image or a video frame by comparing selected facial features. Often used in security systems and mobile device authentication.
The airport uses facial recognition to speed up the boarding process.
Many modern smartphones use facial recognition as a secure way for users to unlock their devices without typing a password.
Privacy advocates have raised concerns regarding the deployment of facial recognition in public spaces, citing potential issues with mass surveillance and algorithmic bias.
A compound term formed from the adjective facial, derived from the Medieval Latin facialis, and the noun recognition, from the Latin recognitio. The phrase emerged in technical literature as a literal description of the computational process.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Typically functions as a compound noun; often used as a modifier before other nouns like 'software' or 'technology'.
Last updated July 22, 2026