Definitions

1. noun

The half of a circle, especially one that is used as a symbol in mathematics or a particular branch of mathematics.

“The mathematician used the hemicircle to represent the missing half of the equation.”

2. noun

A part of the eye that is shaped like a half-circle.

“The ophthalmologist examined the hemicircle of the patient’s eye for any signs of damage.”

3. noun

A half of a circle or a curve, especially in music or art.

“The musician used the hemicircle of the cymbal to create a unique sound in the composition.”

4. adjective

Relating to a half of a circle, especially in mathematics or music.

“The mathematician studied hemicircular functions in his research paper.”