Definition: The height of something above a specific reference point, usually above sea level. It can also refer to the position of a celestial object in the sky or the distance in geometry from a base to the top of a shape.

Example: The airplane reached an altitude of 30,000 feet during the flight.

Definition: This word describes something that is very high or tall, often used to refer to mountains or other elevated places.

Example: The altitudinous mountains towered over the valley, creating a breathtaking view.

Definition: A type of cloud that appears as rounded, fluffy white or gray patches in the sky, usually found at a middle altitude.

Example: The sky was filled with altocumulus clouds, creating a beautiful pattern above.

Definition: A type of cloud that appears as a thick, gray layer in the sky, often covering the whole sky and usually found at a middle altitude.

Example: The sky was covered with altostratus clouds, signaling a change in the weather.

Definition: This term describes young animals, especially birds, that are born in a very undeveloped state and need a lot of care and feeding from their parents after they are born.

Example: Altricial birds, such as robins, are born in a very immature state and depend on their parents for survival.

Definition: A type of plant found in North America, known for its rounded or lobed leaves and small flowers that can be greenish, white, or reddish. These plants are often used in gardens and have various species.

Example: The garden was filled with beautiful alumroot plants that bloomed in the spring.

Definition: A gray mineral that is made up of potassium, aluminum, and sulfate, often used to produce alum and fertilizers.

Example: Alunite is often found in volcanic regions and is used in the production of alum.

Definition: Having a surface that is shaped like a honeycomb, with many small holes or pits.

Example: The alveolate structure of the coral provides a unique habitat for marine life.

Definition: Alyssum refers to a type of plant that belongs to a group of herbs, mainly found in the Mediterranean region. These plants are known for their clusters of small flowers, which can be white or yellow. They are often used in gardens and can also be considered weeds.

Example: The garden was filled with beautiful alyssum, adding a splash of color with its yellow flowers.

Definition: A type of mushroom that belongs to a specific group, many of which are very dangerous to eat because they can be poisonous.

Example: The amanita mushroom is known for its distinctive cap and can be deadly if ingested.