nummulite

"Professor Davies is a learned scholar, renowned for her deep knowledge of ancient history. "

"My son is studying geology in school; he's fascinated by the Earth's rock formations. "

"The museum displayed fossils of dinosaurs that lived millions of years ago. "

"My grandfather played a single of Elvis Presley at the family gathering. "

"The single-celled organism was studied by the biology students in their science class. "

"I need to study my biology notes."

"There was a period of confusion following the announcement."

"In this company's organizational structure, a training manual would be considered a tertiary resource, as it supports the primary software and secondary help guides. "

"A scientist observed a protozoan under a microscope, noting its single-celled structure and the way it used a whip-like tail to swim. "

"The ancient librarian was known for her vast knowledge of history. "

"The museum exhibit showed a beautiful fossil of a dinosaur bone. "

"He knew something terrible was going to happen."