Synonyms of the word

triangular

• adj. Shaped like a triangle.
• adj. Of, or pertaining to, triangles.
• adj. Having a triangle as a base; as, a triangular prism, a triangular pyramid.
• adj. Having three elements or parties; trilateral, tripartite.

angular

• adj. Relating or pertaining to an angle or angles.
• adj. Having an angle or angles; forming an angle or corner.
• adj. Sharp-cornered; pointed.
• adj. Measured by an angle; as in, angular distance.
• adj. Lean, lank.
• adj. Ungraceful; lacking grace.
• adj. (figuratively) Sharp and stiff in character.
• adj. (organic chemistry) Composed of three or more rings attached to a single carbon atom (the rings not all…
• n. (anatomy) A bone in the base of the lower jaw of many birds, reptiles, and fishes.

angulate

• adj. Shaped with corners or angles.
• v. To make, or to become, angular.

many-sided

• adj. Having many sides; polygonal.
• adj. Having many aspects.

multilateral

• adj. Having many sides or points of view.
• adj. Involving more than one party (often used in politics to refer to negotiations, talks, or proceedings…

three-way

• adj. (attributive) relating to three different directions.
• n. Sexual activity involving three persons; a threesome; a ménage à trois.
• n. A serving of Cincinnati chili with spaghetti and cheese.

trilateral

• adj. Having three sides.

tripartite

• adj. In three parts.
• adj. Done by three parties (as an agreement).