My father went to Tokyo on a solo assignment.

We made a plan to explore the unexplored areas of Africa.

He likes to write short stories.

There are many words in English that are the same in singular and plural forms.

A unary operator operates on one operand.

Bile acids play an important role in breaking down fats in the body.

This shape is called a gyrobifastigium.

This shape is called a gyrobifastigium.

He underwent surgery due to an injury to his extensor pollicis brevis.

My flexor pollicis brevis hurts.