vowel triangle

noun

: a triangular or a trapezoidal or trapeziform figure on which vowels are charted according to the position of the part of the tongue that is highest in their articulation

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now