noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of 4, 4'-diisothiocyano-2, or 2'-stilbenedisulfonic acid, an anion exchange inhibitor. abbreviation, alt-of, initialism, uncountable
2. 2
   plural of DID form-of, plural

Synonyms

All synonyms

didn’tdidst

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