Etymograph

English

stop squark

From s- + top + squark, from top quark.

Formed from s- + top

English scalar ‘particle with spin 0’

English s-

Proto-Germanic *tuppaz ‘braid’

Proto-West Germanic *topp ‘top’

Old English topp ‘top’

Middle English top ‘the peak of a mountain or other landform’

English top

Today it means

noun A squark which is the hypothetical supersymmetric partner of a top quark.

Sources

Sources: Wiktionary, “stop squark”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / stop squark