tardyon

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|physics}} Any [[particle]] with [[non-zero]] [[mass]] (i.e. one that travels more [[slow]]ly than the [[speed of light]]).

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