Etymograph

English

trapeziform

Trapeziform comes from Latin trapezifōrmis ‘trapezoidal, trapeziform’.

  1. Latinc. 75 BCE–200 CEtrapezifōrmis1‘trapezoidal, trapeziform’
  2. Englishtodaytrapeziform1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English trapeziform

Lineage

  1. Latinc. 75 BCE–200 CEtrapezifōrmisWiktionary, English trapeziform‘trapezoidal, trapeziform’
  2. EnglishtodaytrapeziformWiktionary, English trapeziform

Today it means

adj Shaped like a trapezium.

Sources

Sources: Wiktionary, “trapeziform”. 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 / Latin trapezifōrmis / trapeziform