What is TWAIN?

TWAIN meaning in Digital terms is Although represented in all upper-case lettering, the word TWAIN is not an acronym, and was derived from Rudyard Kipling’s The Ballad of East and West which contains the line “and never the twain shall meet.” TWAIN is a freely available open protocol that manages the communication between imaging devices and software applications. When a scanner is listed as “TWAIN-compliant,” it indicates that the scanner can communicate and function with TWAIN-compliant image processing applications.


reference: Federal Agencies Digital Guidelines Initiative – Glossary