Exam: GRE (Verbal)

Definition: Calm and peaceful; a time that is happy and prosperous.

Example: The halcyon days of summer are perfect for relaxing by the beach.

Definition: A mythical bird, often associated with the kingfisher, believed to calm the sea and winds while nesting during winter.

Example: The legend says that the halcyon can calm the stormy seas.

Definition: Showing little interest or effort; not enthusiastic or committed.

Example: Her halfhearted attempt to clean the house left it still messy.

Definition: The quality of showing little enthusiasm or effort in something.

Example: Her halfheartedness in the project was evident, as she didn't put in much effort.

Definition: A period of time in which half of a substance, such as a radioactive material, decays or is eliminated from a system.

Example: The half-life of carbon-14 is about 5,730 years, which is used in dating ancient artifacts.

Definition: A type of chemical compound formed when a halogen combines with a more positively charged element or group.

Example: Sodium chloride is a common example of a halide.

Definition: A condition where a person has bad-smelling breath.

Example: Many people are embarrassed by halitosis and seek ways to treat it.

Definition: A noticeable feature or quality that is typical of a person, thing, or group, often indicating excellence or authenticity.

Example: The artist's unique style is a hallmark of her work.

Definition: To mark an item, especially gold or silver, to show its quality or purity.

Example: The jeweler will hallmark the ring to prove it is made of real gold.

Definition: Regarded as holy or sacred, often because of a long history or great respect.

Example: The hallowed ground of the ancient temple attracts many visitors each year.

Definition: To see, hear, or feel something that is not actually there, often due to a mental health condition or the effects of drugs.

Example: After staying awake for too long, he began to hallucinate and saw strange shapes in the shadows.

Definition: To make someone experience things that are not real, often due to a mental condition or substance use.

Example: The drug can cause people to hallucinate, seeing things that aren't there.

Definition: A false perception or experience that seems real but is not, often caused by mental illness or drugs.

Example: After taking the medication, he experienced a vivid hallucination of a giant spider in the corner of the room.