Definition: A piece of rock that comes from a different source and is found within another type of rock.

Example: The geologist discovered a xenolith embedded in the volcanic rock.

Definition: Relating to a type of rock fragment that is different from the surrounding rock in which it is found.

Example: The geologist studied the xenolithic samples to understand the history of the Earth's crust.

Definition: A colorless and odorless gas that is very unreactive and found in small amounts in the air. It is used in special lamps and scientific applications.

Example: Xenon is often used in high-performance flash lamps for photography.

Definition: A type of aquatic frog that does not have a tongue and has claws, belonging to the genus Xenopus, which is found mainly in southern Africa. These frogs are often used in scientific research, particularly in studies of vertebrate development.

Example: The scientist used a Xenopus in her experiment to observe the early stages of development.

Definition: A yellow-brown mineral that is a type of phosphate containing yttrium.

Example: Xenotime is often found in granitic rocks and is used as a source of yttrium.

Definition: A medical procedure where organs or tissues from one species are transplanted into another species.

Example: The doctor explained the process of xenotransplant to the patients waiting for organ donations.

Definition: Referring to a virus that can grow in the tissues of a different organism than its usual host.

Example: The xenotropic virus was able to infect the cells of a different species, demonstrating its adaptability.

Definition: Describing something that originates in a dry environment, like a desert or rocky area.

Example: The xerarch plants have adapted to survive in harsh, arid conditions.

Definition: A medical condition characterized by extreme dryness and thickening of the eye's surface, often caused by a lack of vitamin A.

Example: Xerophthalmia can lead to serious vision problems if not treated promptly.

Definition: Relating to a condition characterized by dryness of the eyes, often due to a lack of moisture.

Example: The doctor diagnosed her with a xerophthalmic condition that required treatment.