preon

Not valid in Scrabble

It's a recognised English word, but it isn't in the official NASPA Scrabble word list.

Scrabble points
7
Words With Friends
9
Letters
5

Definition of preon

1 sense · 1 part of speech · etymology included

noun

  1. A hypothetical point-like particle, supposed to be a subcomponent of quarks and leptons and possibly bosons too.

Definitions from Wiktionary, CC BY-SA.

Etymology

From pre- + -on, coined in 1974 by Jogesh Pati and Abdus Salam.

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