Exam: GRE (Verbal)

Definition: Something that is known or understood only by a small group of people, often because it is secret or mysterious.

Example: The professor explained the arcane rules of the ancient game to his students.

Definition: In a way that is mysterious or known only to a few people.

Example: The ancient texts were arcanely written, making them difficult to understand.

Definition: A deep secret or mystery that is not known to most people, often related to specialized knowledge or information.

Example: The ancient texts contained many arcanum that only a few scholars could understand.

Definition: A mathematical function that gives the angle whose cosine is a given number. It is the inverse of the cosine function.

Example: To find the angle, you can use the arccosine of the cosine value.

Definition: Relating to a group of single-celled microorganisms that are distinct from bacteria and eukaryotes, often found in extreme environments.

Example: The archaeal species thrive in hot springs and deep-sea vents.

Definition: Relating to the earliest known rocks and geological time period before the appearance of life on Earth.

Example: The archaeans are important for understanding the history of our planet.

Definition: A type of single-celled microorganism that belongs to the domain Archaea, often found in extreme environments.

Example: Scientists discovered a new archaebacterium thriving in the hot springs.

Definition: Connected to the study of ancient cultures and their artifacts through excavation and analysis.

Example: The archaeological team discovered ancient pottery during their dig.

Definition: A person who studies ancient cultures and human history by digging up and examining old sites and objects.

Example: The archaeologist discovered ancient pottery while excavating the site.

Definition: The study of ancient human history and cultures through the analysis of physical remains like tools, pottery, and buildings.

Example: She decided to pursue a career in archaeology because she loves discovering ancient artifacts.