Definition: Not a valid English word.

Example: Not available.

Definition: To cover a surface with a hard material, usually for roads or paths, making it smooth and durable.

Example: They plan to pave the driveway with bricks.

Definition: A small device that allows movement in one direction while preventing movement in the opposite direction, often used in machinery.

Example: The mechanic replaced the broken pawl to ensure the machine operated smoothly.

Definition: A white, powdery substance made mainly of potassium carbonate, obtained from wood ashes, and used in making products like soap and glass.

Example: The chemist used pearlash to create a new batch of glass.

Definition: A type of structure found in certain steels, made up of layers of two different materials, which helps to improve the strength and hardness of the metal.

Example: The steel's strength was enhanced by the presence of pearlite in its structure.

Definition: Describing a type of steel or iron that has a structure resembling pearlite, which is a mixture of two phases of iron.

Example: The engineer recommended using pearlitic steel for its strength and durability.

Definition: A structure or organ in animals that looks like a comb, often found in the eye of birds and reptiles, or referring to a type of scallop.

Example: The pecten in the bird's eye helps to supply nutrients to the retina.

Definition: Relating to a substance found in fruits that helps to form gels and is used in making jams and jellies.

Example: The pectic properties of the fruit made it ideal for making preserves.

Definition: A comb-like structure or arrangement, often referring to the way something is arranged or shaped like a comb.

Example: The pectination of the leaves gave the plant a unique appearance.

Definition: A type of enzyme that helps break down pectin, a substance found in plant cell walls, into simpler components like pectic acid and methanol.

Example: Pectinesterase plays a crucial role in the ripening of fruits by modifying the pectin in their cell walls.

Definition: To change from a liquid into a thick, jelly-like substance.

Example: The jelly will pectize as it cools down.