Ballot marking device
1. A device that permits contest options to be reviewed on an electronic interface, produces a human-readable paper ballot, and does not make any other lasting record of the voter’s selections.
Source: Election Terminology Glossary - Draft, National Institute of Standards and Technology (NIST), https://pages.nist.gov/ElectionGlossary/
2. A device that assists voters, through various accessible interfaces including audio guidance and tactile features, in marking a paper ballot. Ballot marking devices equipped with audio read-back of the voter’s choices from the printed or marked ballot enable visually impaired to verify that their marked ballots accurately reflect their votes.
Source: Counting Votes 2012: A State by State Look at Voting Technology Preparedness, Verified Voting Foundation, the Rutgers Law School Newark Constitutional Litigation Clinic, and Common Cause, https://countingvotes.org/sites/default/files/CountingVotes2012_Final_August2012.pdf