1. edit (text) for publication: "a confidential memo which has been redacted from 25 pages to just one paragraph"
▪ censor or obscure (part of a text) for legal or security purposes.
Word Originearly 19th century: back-formation from redaction. Redact is found earlier in English (from late Middle English) in other senses (e.g. ‘combine, arrange, reduce to a certain state’), derived from Latin redact-, redigere ‘bring back’.