Definitions

1. adjective

relating to or forming a sicle or sicles

“The sicular shape of the ancient building was a marvel of architecture.”

2. noun

one of the small, usually rounded or oval, portions into which something is divided, especially a part of a coin or a unit of time

“The sicular divisions on the ancient calendar helped the people keep track of time.”

3. noun

a small, usually rounded or oval, part of the shell of a bivalve mollusk, especially a mussel or oyster

“The sicular parts of the mussel’s shell were used to identify the species.”