Three-sided synonyms

" a triangle is a three-sided rectilineal figure."

The latter terminated in a three-sided apse.

Thin bronze arrow-heads appear at an early date; under the Empire they are stouter and furnished with a tang, and later still, towards the Greek period, they are socketed (often three-sided), or, if of iron, ~til1 tanged.

The third division of India comprises the three-sided table-land which covers the southern half or more strictly peninsular portion of India.

The drainage from the northern or Vindhyan edge of the three-sided table-land falls into the Ganges.