a4

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Proper noun

1. {{lb|en|UK|rail transport}} [[w:LNER Class A4|A4 class]], a class of steam locomotive used on the London and North Eastern Railway.

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