She played a beautiful melody on the triangular harp.

The museum has a collection of triangular harps from different cultures.

She walked triangularly around the room.

The triangularis muscle is responsible for the movement of the mouth.

Triangularine is a pyrrolizidine alkaloid found in certain plants.

The matrix is triangularizable.

The triangularizability of a matrix can be determined by its eigenvalues.

The triangularis muscles are located in the face.

Triangularisation is a mathematical process used to decompose a polygon into triangles.

The mathematician studied various triangularisations of the shape.