Etymograph

English

suprathreshold

From supra- + threshold.

Formed from supra- + threshold

Proto-Indo-European *úp

…

Proto-Italic *superos ‘upper’

Proto-Italic *superād ‘above’

Old Latin suprād

Latin suprā ‘above, on the top, on the upper side’

English supra-

Middle English threschwolde ‘a door-sill’

English threshold

Today it means

adj That is sufficiently strong (greater than a threshold strength) to generate a response

Sources

Sources: Wiktionary, “suprathreshold”. 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 / suprathreshold