TRIANGULAR
Here are the details, including the meaning, point value, and more about the Scrabble word
TRIANGULAR. Below
triangular is worth 21 points in the game of Scrabble
Definitions for the word, triangular
(a.) Having three angles; having the form of a triangle.
(a.) Oblong or elongated, and having three lateral angles; as, a triangular seed, leaf, or stem.