Definition: Relating to or resembling the swinging motion of a pendulum, moving back and forth.

Example: The pendular motion of the swing was soothing to watch.

Definition: A weight attached to a string or rod that swings back and forth, often used in clocks to keep time.

Example: The pendulum of the clock swung steadily, marking each passing second.

Definition: A large, mostly flat area of land that has been shaped by erosion over a long time, resulting in very little change in height.

Example: The peneplain was formed after millions of years of erosion, creating a vast, flat landscape.

Definition: A flat area of land that has been shaped by erosion and is not affected by movements of the Earth's crust.

Example: The hikers enjoyed walking across the peneplane, which offered stunning views of the surrounding landscape.

Definition: The ability of something to be entered or passed through.

Example: The penetrability of the material was tested to see if it could be used for the new design.

Definition: Able to be entered or passed through; something that can be broken into or accessed.

Example: The fortress had a penetrable wall that could be breached by attackers.

Definition: The rate at which a specific trait appears in individuals who have a certain genetic makeup, depending on the environment they are in.

Example: The penetrance of the genetic trait was studied in different populations to understand its expression.

Definition: Describing something that is able to go through or enter something else, often used to refer to strong or sharp sensations or forces.

Example: The penetrant smell of the spices filled the kitchen.

Definition: A substance or agent that can enter or pass through something, often used in contexts like chemistry or medicine.

Example: The technician used a penetrant to detect cracks in the metal.

Definition: To enter or pass through something, often with force or effort.

Example: The sunlight began to penetrate the thick forest canopy.

Definition: To enter or pass through something, often in a way that allows influence or understanding; to affect deeply or to spread throughout.

Example: The sunlight began to penetrate the thick clouds, brightening the day.

Definition: Able to enter or pass through something; having a strong or sharp quality that can be felt or noticed.

Example: The penetrating sound of the siren could be heard from miles away.