Definition: Relating to the point in the earth where an earthquake originates, usually located underground.

Example: The hypocentral depth of the earthquake was measured to be 10 kilometers below the surface.

Definition: Relating to plants that grow or develop below the surface of the ground.

Example: The hypogeal germination of the seed allows it to develop roots before the leaves emerge.

Definition: Relating to something that is located or occurs underground.

Example: The hypogean environment is home to many unique species that have adapted to life without sunlight.

Definition: Referring to something that lives or develops below the ground.

Example: The hypogeous fungi thrive in dark, moist environments beneath the soil.

Definition: The layer of water in a lake that is below the upper warm layer, where the water is cold and does not mix with the layers above it.

Example: In summer, the hypolimnion remains cold and isolated from the warmer surface water.

Definition: Relating to the measurement of elevation or height, especially in relation to sea level.

Example: The hypsometric map shows the different elevations of the land.

Definition: A type of plant with aromatic leaves and small blue flowers, often used in cooking and for its fragrance.

Example: The chef added hyssop to the dish for extra flavor.

Definition: To become covered with ice or to freeze.

Example: The lake iced over during the cold winter nights.

Definition: A solid form of water that is created when the temperature drops below freezing, often found in nature as frozen lakes or snow, and used in drinks or desserts.

Example: On a hot day, I love to add ice to my lemonade to keep it cool.

Definition: To make something cold by freezing it or to cover it with a layer of frozen water.

Example: The chef decided to ice the cake with a smooth layer of frosting.

Definition: A large piece of ice that floats in the ocean, with most of it hidden underwater.

Example: The ship sailed carefully around the iceberg to avoid any accidents.

Definition: A bright or yellowish glare seen in the sky above an ice field, often caused by sunlight reflecting off the ice.

Example: The iceblink made the sky look bright and unusual as we approached the glacier.