unscanned adjective4 •Not having been scanned.The scanned 1978 patient did better than the unscanned 1974 patient in 31% of pairs, whereas the unscanned 1974 patient did better than the scanned 1978 patient in only 7% of pairs. — 2015 •Involving a technique that does not involve scanning, where an alternative technique that does involve scanning exists.For unscanned modes which do not involve electronic or mechanical steering of the acoustic beam, the potential for significant temperature increase is the greatest — 1995 •Unobserved, unexamined, or unconsidered.This tiger-footed rage, when it shall find The harm of unscanned swiftness, will too late Tie leaden pounds to 's heels. — 1607 •Having no consistent meter.The music of the measured, scanned verse of Latin and Greek poetry is one thing ; the music of the rhymed, unscanned verse of Villon and the old French poets, la poe'sie chante'e, is another. — 2011