There are many synonyms for the term "isosceles triangles." Some of these synonyms include equilateral triangles, equivalent triangles, and symmetrical triangles. Additionally, isosceles triangles can be referred to as regular triangles, meaning they have three equal sides and angles. Another synonym for isosceles triangles are scalene triangles, which are also triangles with two equal sides. The term can also be substituted with terms such as "equicrural triangles" or "simply isosceles." Regardless of what they are called, isosceles triangles are fundamental shapes in geometry and are used in a wide variety of mathematical and scientific fields.