Definition: A type of organic compound that is found in the essential oils of plants, especially conifers, and is used in various chemical processes.

Example: Limonene is a common terpene found in citrus fruits.

Definition: Describing something that does not contain terpenes, which are organic compounds found in many plants that contribute to their aroma and flavor.

Example: The terpeneless oil is preferred for its neutral scent.

Definition: Relating to a class of organic compounds known as terpenes, which are found in many plants and are often responsible for their fragrance.

Example: The terpenic compounds in the essential oil give it a strong, pleasant smell.

Definition: A group of natural or man-made chemical compounds that come from a substance called isoprene. These compounds are often found in plants and are used in products like perfumes and food flavors.

Example: The terpenoid compounds in the plant give it a unique aroma.

Definition: A type of organic compound that is a colorless liquid with a pleasant smell, often used in perfumes and as a solvent.

Example: The fragrance of the soap was enhanced by the addition of terpinol.

Definition: A small, often glass container used to grow plants or keep small animals, allowing you to observe them in a controlled environment.

Example: We built a terrarium to house our new plants and a few tiny frogs.

Definition: The tough outer layer that protects a seed.

Example: The testa of the seed helps to protect it from damage and dehydration.

Definition: A type of spore that is produced in groups of four, typically found in certain algae, especially red algae, and formed through a process called meiosis.

Example: The tetraspores released by the algae can develop into new organisms.

Definition: Relating to or resembling a thallus, which is a simple plant body that is not differentiated into leaves, stems, or roots.

Example: The thalloid structure of the algae allows it to absorb nutrients directly from the water.

Definition: A type of simple plant-like organism that does not have distinct roots, stems, or leaves, including groups like algae and fungi.

Example: Thallophytes, such as algae, can be found in both freshwater and marine environments.