Definition: A form of oxygen that has three atoms instead of two, often found in the upper atmosphere where it protects us from the sun's harmful rays. It can also be harmful as a pollutant in the lower atmosphere, causing respiratory issues.

Example: The ozone layer helps to shield the Earth from harmful ultraviolet radiation.

Definition: A type of chemical compound created when ozone attaches to a double or triple bond in an organic molecule, often used in chemistry for analysis.

Example: The chemist used an ozonide to identify the unsaturated bonds in the sample.

Definition: A process involving the treatment of a substance with ozone, often used for purification or disinfection.

Example: The ozonization of water can help eliminate harmful bacteria and pollutants.

Definition: A device that changes oxygen into ozone, usually using an electrical process.

Example: The ozonizer is used to purify the water by adding ozone.

Definition: The region of the Earth's atmosphere that contains a high concentration of ozone, which absorbs most of the sun's harmful ultraviolet radiation.

Example: The ozonosphere plays a crucial role in protecting life on Earth from harmful UV rays.

Definition: Relating to or having the characteristics of ozone, a gas that is found in the Earth's atmosphere and is known for its distinct smell and ability to absorb harmful ultraviolet radiation.

Example: The ozonous layer in the atmosphere protects us from the sun's harmful rays.

Definition: A substance that provides nourishment or food, often used to describe something that is bland or lacking in substance.

Example: The lecture was criticized for being mere pabulum, offering no real insights into the topic.

Definition: A device or part of the body that controls the rhythm of the heart or sets the pace in various activities.

Example: The doctor recommended a pacemaker to help regulate her heartbeats.

Definition: A specific stage in the first division of meiosis where chromosomes become thicker and shorter, and crossing-over occurs between paired chromosomes.

Example: During the pachytene stage, genetic material is exchanged between homologous chromosomes, increasing genetic diversity.

Definition: The materials and methods used to wrap or protect products for storage, shipping, or sale.

Example: The packaging of the product was designed to attract customers.