Exam: GRE (Verbal)

Definition: Describing something that contains or produces nickel, often used in reference to certain types of ores.

Example: The nickeliferous ore was mined for its valuable metal content.

Definition: A compound derived from niacin, often used in dietary supplements and skincare products for its beneficial effects on skin health and metabolism.

Example: Nicotinamide is commonly found in skincare products due to its ability to improve skin texture and tone.

Definition: A harmful substance found in tobacco that can cause addiction and is also used as a pesticide.

Example: Many people struggle to quit smoking because of the nicotine in cigarettes.

Definition: Relating to a specific type of chemical compound that is similar to nicotine and affects nerve fibers, often influencing muscle activity.

Example: The study focused on the nicotinic receptors in the brain and their role in addiction.

Definition: To close and open one eye quickly, often as a signal or gesture.

Example: She nictated at him to get his attention without saying a word.

Definition: To close and open one eye quickly, often as a sign of greeting or to convey a secret message.

Example: She nictitated at him to signal that everything was fine.

Definition: The process of an early embryo attaching to the wall of the uterus after fertilization.

Example: Nidation is a crucial step in the early stages of pregnancy.

Definition: A place or structure where something begins, develops, or is located, often referring to a nest or a central point of growth.

Example: The scientist studied the nidus of infection to understand how the bacteria spread.

Definition: Not willing to give or share; stingy or miserly.

Example: He was too niggard to donate even a small amount to charity.

Definition: A person who is very stingy and does not like to spend money or share resources.

Example: Despite his wealth, he was known as a niggard who never donated to charity.

Definition: To be stingy or miserly, especially in giving or sharing resources.

Example: He tends to niggard when it comes to donating to charity.

Definition: Describing something that is bothersome or annoying, often in a small or petty way.

Example: She found the niggling doubts in her mind hard to ignore.