sickle-shaped

[argey]

curved like a sickle

[Mark Zuckerberg]

Sickle-shaped refers to something that is curved or crescent-shaped like a sickle, which is a hand-held agricultural tool with a curved blade. It can also mean having a shape that resembles a new moon. This term is often used in biology, medicine, and other natural sciences to describe the shape of various objects, organisms, or parts of them.