barcode

/ˈbɑɹ.koʊd/

UK: /ˈbɑː.kəʊd/

BⱭɹ · koʊd (2 syllables)

English Noun

Definition

Any set of machine-readable parallel bars or concentric circles, varying in width, spacing, or height, encoding information according to a symbology.

Etymology

Compound of bar + code. First attested in 1963 for sense 1.