three-cornered

Adjective

 * 1) Having three corners; triangular.
 * 2)  Having three prominent longitudinal angles.
 * a three-cornered stem

Translations

 * Bulgarian: триъгълен
 * Greek:
 * Ancient: τρίγωνος
 * Irish: triantánach
 * Latin: triangulus
 * Manx: tree corneilagh
 * Polish: