noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The process of declassifying. countable, uncountable
2. 2
   reduction or removal by the government of restrictions on a classified document or weapon wordnet

Antonyms

All antonyms

classification

Etymology

From de- + classification.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.