Definition: A large and open area of land, sky, or surface that stretches out in all directions.

Example: The vast expanse of the ocean was breathtaking.

Definition: Having a wide range or extent; able to grow or increase in size, scope, or communication.

Example: The expansive view from the mountain top took my breath away.

Definition: The act of searching or traveling to discover new places, ideas, or information.

Example: The exploration of Mars has revealed many interesting facts about the planet.

Definition: No longer existing, living, or in use; something that has completely disappeared or is no longer active.

Example: The dodo is an extinct bird that once lived on the island of Mauritius.

Definition: The process of a species, group, or type of organism ceasing to exist or being completely wiped out.

Example: Many species are at risk of extinction due to habitat loss and climate change.

Definition: Having the quality of causing something to become extinct or to cease to exist.

Example: The extinctive forces of climate change are threatening many species.

Definition: No longer existing in a specific area, although it may still exist in other places.

Example: The species was extirpated from the region due to habitat destruction.

Definition: To remove or destroy something completely, especially something that is unwanted or harmful.

Example: The invasive species was extirpated from the lake to protect the native fish.

Definition: Describing something that exists or occurs outside of a defined boundary or limit.

Example: The species is considered extralimital because it has been found outside its usual habitat.

Definition: A type of organism that can survive and thrive in extreme environments, such as very high or low temperatures, high pressure, or extreme acidity or salinity.

Example: Scientists study extremophiles to understand how life can exist in harsh conditions, like those found on other planets.

Definition: Describing something that is turned outward or away from the center or axis, often used in botany to refer to parts of a plant that face outward.

Example: The extrorse anthers of the flower release pollen into the air.