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equilateral

Intermediate (B1)

IPA: /ˌiːkwɪˈlætərəl/

KK: /ˌiːkwɪˈlætərəl/

adjective
Definition

A term used to describe a shape where all sides or faces are of the same length or size.


Example

An equilateral triangle has three sides that are all the same length.


Conversation
Sloth A
Have you ever seen an equilateral triangle in real life?
Sloth B
Yeah, I remember making one in art class.
Sloth A
It's interesting how all the sides are equal in an equilateral shape.
Sloth B
Exactly! It makes them look so balanced and neat.

Synonyms & Antonyms
Synonyms
equal
uniform
identical
Antonyms
unequal
asymmetrical
irregular
noun
Definition

A shape where all sides are the same length.


Example

An equilateral triangle has three sides that are all equal in length.


Conversation
Sloth A
Did you know that an equilateral triangle has all its sides equal?
Sloth B
Yeah, I learned that in math class recently!
Sloth A
It's interesting how simple shapes can have such unique properties, like the equilateral triangle.
Sloth B
Root Explanation

Equilateral → It is formed from "equi-" (meaning equal) and "latus" (meaning side). The word describes a shape where all sides are equal in length, such as in an equilateral triangle.

Memory Tip

Think of 'equal' ('equi-') sides when you picture an equilateral shape, where all sides are the same length.

Visually Confused Words
unequilateral
inequilateral
subequilateral
nonequilateral
unilateral
sesquialteral
quadrilateral
quinquelateral
Is this page helpful?
Totally! I love how geometry can be both fun and challenging.

Synonyms & Antonyms
Synonyms
equal
identical
uniform
Antonyms
unequal
dissimilar
varied