control number

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. Any of several forms of fixed-length [[identification]] [[number]] on [[stamp]]s, [[book]]s, etc.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.