backscan

English

Etymology

From back- +‎ scan.

Noun

backscan (countable and uncountable, plural backscans)

1. (rare) A scan from the back or rear side.

   Antonym: forescan

Verb

backscan (third-person singular simple present backscans, present participle backscanning, simple past and past participle backscanned)

1. (transitive, rare) To scan something from the back or rear side.
   • 1968, Machine Intelligence, Volume 2, page 86:

     If at any stage it is impossible to make the required allocation of a node or line, or after the last E-word to find other realisations with the same mesh point 1, the control stream is backscanned by the interpreter to the first significant new allocation and the forward scan restarted.