Exam: GRE (Verbal)

Definition: A very small unit of measurement for magnetic flux density, equal to one billionth of a tesla.

Example: The magnetic field strength was measured in nanoteslas.

Definition: A very small tube made of carbon atoms arranged in a cylindrical shape, known for its strength and electrical properties.

Example: Researchers are studying the use of nanotubes in electronics and materials science.

Definition: A white solid substance made from coal tar or petroleum, often used to make dyes, moth repellents, and explosives.

Example: The mothballs in the closet contained naphthalene to keep the insects away.

Definition: Relating to a type of hydrocarbon compound known as naphthenes, which are typically found in crude oil and are characterized by their ring structure.

Example: The naphthenic acids in the oil can cause corrosion in pipelines.

Definition: A type of organic compound that is derived from naphthalene and has a hydroxyl group, existing in two forms known as alpha-naphthol and beta-naphthol.

Example: Alpha-naphthol is often used in the production of dyes and as an antiseptic.

Definition: A type of chemical radical that comes from naphthalene, created by removing one hydrogen atom. There are two forms of this radical, known as isomers.

Example: The chemist used naphthyl in the synthesis of new compounds.

Definition: A type of chemical compound that is a primary amine derived from naphthalene, often used in making dyes and other chemical products.

Example: Naphthylamine is commonly used in the production of various dyes.

Definition: A type of treatment that focuses on healing by manipulating joints, muscles, and ligaments, based on the idea that many health issues arise from problems with connective tissues.

Example: After her injury, she decided to try naprapathy to help with her recovery.

Definition: A strong interest in and admiration for oneself, often to the point of being self-centered or egotistical.

Example: Her constant need for attention and praise showed her narcissism.

Definition: A mental condition where a person has an excessive interest in or admiration of themselves, often leading to a lack of concern for others.

Example: Her narcissism made it difficult for her to maintain friendships because she only focused on her own needs.