These vectors are orthogonal.

These lines intersect orthogonally.

Calimocho is a mixed drink of red wine and cola.

He threw a straight ball.

She is good at cooking.

A toneme is a part of linguistics, and it has the ability to change the meaning by changing the pitch or strength of a specific sound.

His research focuses on the theory of transdimensionality.

I wrote the problem on the blackboard with chalk.

This reservoir is an important water source for the local people.

Who is the author of this book?