tardyon

English

Etymology

Blend of tardy +‎ tachyon or tardy +‎ -on.

Noun

tardyon (plural tardyons)

1. (physics) Any particle with non-zero mass (i.e. one that travels more slowly than the speed of light).
   • 1972, Isaac Asimov, Asimov's Guide to Science:

     One, our own, is the tardyon-universe, in which all particles go at subluminal velocities and may accelerate to nearly the speed of light.

   • 1988, Nick Herbert, Faster Than Light: Superluminal Loopholes in Physics:

     Just as brute force cannot make a tachyon out of a tardyon...

Synonyms

• (particle with non-zero mass): bradyon, ittyon, massive particle

Derived terms

• tardyonic

Translations

particle

• Chinese:

  Mandarin: 慢子 (mànzǐ)

• French: tardyon (fr) m
• Japanese: ターディオン (tādion)

See also

• tachyon
• luxon

Anagrams

• Drayton