Definition: A type of large, ancient aquatic creature that lived in the sea and is related to scorpions and horseshoe crabs.

Example: Eurypterids were some of the largest arthropods to ever exist in the ocean.

Definition: Able to live or function in a variety of temperatures, often referring to organisms that can thrive in both hot and cold environments.

Example: Some fish are eurythermal, meaning they can survive in both warm and cold waters.

Definition: Describing a social structure where individuals live together in a cooperative group, often with one female and multiple males reproducing, while others care for the young or support the group.

Example: Ants and bees are examples of eusocial animals that work together to raise their young and maintain their colonies.

Definition: A social structure in which certain individuals in a species, often insects like ants and bees, live in large groups and cooperate in caring for the young, with some individuals specializing in reproduction while others do not reproduce.

Example: Ants are a prime example of eusociality, where the colony works together to raise the young and protect the queen.

Definition: A term referring to changes in sea level due to variations in the volume of water in the oceans or changes in the shape of ocean basins.

Example: The concept of eustacy helps scientists understand historical climate changes and their impact on coastlines.

Definition: A global change in the level of the sea that affects all oceans uniformly.

Example: Eustasy can lead to significant changes in coastal geography over time.

Definition: Relating to changes in sea level that affect the entire world.

Example: The eustatic changes in sea level can impact coastal ecosystems significantly.

Definition: A structure found in most seed plants that contains the main vascular tissue arranged around a central core called pith.

Example: The eustele allows for efficient transport of water and nutrients in dicotyledonous plants.

Definition: A state of good or proper order and arrangement.

Example: The eutaxy of the garden made it a beautiful place to relax.

Definition: Relating to a mixture that has the lowest melting point possible, often used in the context of alloys or solutions that solidify at a specific temperature.

Example: The eutectic mixture solidified at a lower temperature than any other combination of the same materials.

Definition: A specific mixture or alloy that has a lower melting point than its individual components.

Example: The technician prepared a eutectic alloy to improve the melting process.