Definition: The study of mountains and their physical features, including their formation and distribution.

Example: Orography is important for understanding climate patterns in mountainous regions.

Definition: A mixture of metals, primarily copper, zinc, and tin, that resembles gold and is often used to make fake gold jewelry.

Example: The jewelry store had a beautiful necklace made of oroide that looked just like real gold.

Definition: The study of mountains and their formation, structure, and classification.

Example: Orology is an important field for understanding the Earth's geological features.

Definition: A device that measures atmospheric pressure and provides an estimate of altitude above sea level.

Example: The hiker used an orometer to check the altitude of the mountain.

Definition: Relating to both the mouth and the throat area behind it.

Example: The doctor examined the oropharyngeal region for any signs of infection.

Definition: The section of the throat located between the soft palate and the epiglottis, connecting the mouth to the throat.

Example: The doctor examined the oropharynx to check for any signs of infection.

Definition: A yellow mineral made of arsenic trisulfide, often used as a pigment in art and decoration.

Example: The artist chose orpiment for its vibrant yellow color in the painting.

Definition: A device that represents the solar system, showing how the planets move around the sun using mechanical parts.

Example: The museum had a beautiful orrery that demonstrated the movements of the planets.

Definition: Relating to or denoting a type of color that is true to the original colors of objects, especially in photography.

Example: The ortho film produced images with colors that were very close to reality.

Definition: The point where the three heights of a triangle meet.

Example: In geometry class, we learned that the orthocenter is an important point in triangle construction.