equilátero
/ekiˈlateɾo/
In Spanish, equilateral is equilátero.
The term is an adjective used to describe a polygon where all sides are of equal length.
Meaning: referring to a polygon all of whose sides are of equal length (adj)
What does it mean word for word?
The word equilátero is a cognate derived from the Latin aequilateralis, which combines equi- (equal) and latus (side).
How does it change in a sentence?
The adjective must agree with the noun it describes. Use the feminine form equilátera for feminine nouns like figura (figure), and use the masculine plural form equiláteros for masculine plural nouns like triángulos (triangles).
How do you pronounce it?
/ekiˈlateɾo/
Did you know?
- The word equilátero is a 'cultismo', meaning it was borrowed directly from Latin as a technical term rather than evolving naturally through Vulgar Latin.
- The Latin root aequus in equilátero also evolved into the common Spanish word equitativo meaning 'fair' or 'equitable'.
- The word equilátero contains the same Latin root as the Spanish word latitud, meaning 'latitude' in geography.
Examples in context
- En un triángulo equilátero de vértices A, B y C, la distancia de A hasta B es la misma distancia que de B hasta C, o de C hasta A.In an equilateral triangle with vertices A, B and C, the distance from A to B is the same distance as from B to C, or from C to A.Tatoeba #987228 by Shishir, translation #1295368 by crnel727
- En el triángulo equilátero, los tres lados tienen la misma longitud.In the equilateral triangle, all three sides have the same length.
- El rombo es un cuadrilátero de lados iguales.The rhombus is a quadrilateral with equal sides.
- En el juego de cartas, debes construir un triángulo en el que todos los lados sean iguales.In the card game, you have to build a triangle where all sides are equal.
- Construyamos un triángulo equilátero en el tablero.Let's build an equilateral triangle on the board.
- ¿Sabes cómo se llama la figura con los lados iguales?Do you know what the figure with equal sides is called?
- El dibujo muestra un triángulo equilátero.The drawing shows an equilateral triangle.
- Necesito recortar un polígono equilátero en papel.I need to cut out an equilateral polygon from paper.
Example conversation
Sofía and Daniel are working on a geometry project in a classroom.
- Sofía¿Es este triángulo un triángulo equilátero?Is this triangle an equilateral triangle?
- DanielSí, sus tres lados miden lo mismo.Yes, its three sides measure the same.
- SofíaDaniel, busca una regla para medirlo.Daniel, find a ruler to measure it.
- DanielClaro, lo comprobaremos de inmediato.Sure, we will check it immediately.
Sources
- Wiktionary, “equilateral” translations and entries equilátero, CC BY-SA 4.0, dump of 2026-09-26.
- Example sentences: Tatoeba CC BY 2.0 FR.
