Exam: IELTS

Definition: A type of ion formed when a hydrogen ion combines with water, represented as H3O+.

Example: In aqueous solutions, hydronium ions play a crucial role in determining acidity.

Definition: Relating to a method of treating illness using water, often through baths or drinking water.

Example: The hydropathic treatments at the spa helped many guests feel rejuvenated.

Definition: The practice of using water for healing purposes, either by drinking it or applying it to the body.

Example: Hydropathy is often used as a natural treatment for various ailments.

Definition: A chemical compound that is a derivative of hydrogen peroxide, characterized by the presence of an OH group attached to a hydrocarbon chain.

Example: Hydroperoxide is often used as a bleaching agent in various industrial processes.

Definition: This word describes substances that are attracted to water and can easily mix with or dissolve in it.

Example: Sugar is hydrophilic, so it dissolves quickly in water.

Definition: A measure of how much a substance attracts and holds water molecules.

Example: The hydrophilicity of the material makes it ideal for use in wet environments.

Definition: An intense and irrational fear of water or being in water.

Example: His hydrophobia made it difficult for him to enjoy swimming or even taking a shower.

Definition: Describing a substance that does not mix with water or repels it.

Example: The hydrophobic coating on the fabric keeps it dry in the rain.

Definition: The quality or condition of being repellent to water; substances with this property do not mix well with water.

Example: The hydrophobicity of the material makes it ideal for waterproof clothing.

Definition: A device used to listen to sounds that travel through water, often used in underwater research or communication.

Example: The researchers used a hydrophone to record the sounds of marine life beneath the ocean's surface.