isosceles

Meanings

1. 1
   adj

   of a triangle, having two sides of equal length

   The roof truss forms an isosceles triangle with two equal rafters.

2. 2
   adj

   of a trapezoid, having its two nonparallel sides equal in length

   An isosceles trapezoid has equal base angles as well as equal legs.

Appears in

Borrowed from Latin isosceles, from Ancient Greek ἰσοσκελής (isoskelēs, "equal-legged"), formed from ἴσος (isos, "equal") + σκέλος (skelos, "leg") + the adjectival suffix -ής (-ēs). The geometric meaning is therefore literally "having equal legs."

Topics

External links

• Google Images
• Cambridge Dictionary
• Wiktionary