Definition: A chemical substance used to kill insects and pests, which works by disrupting the normal functioning of the nervous system in these organisms.

Example: Farmers often use chlorpyrifos to protect their crops from harmful insects.

Definition: A type of mineral that is a fibrous form of serpentine and is commonly used as a source of asbestos.

Example: Chrysotile is often used in construction materials due to its heat-resistant properties.

Definition: A type of fungus that belongs to the division Chytridiomycota, often found in water and soil, and known for its role in the life cycles of various organisms.

Example: The chytrid fungus has been linked to the decline of amphibian populations worldwide.

Definition: A small piece of burned material that is not completely turned to ash and can still burn without flames.

Example: After the campfire went out, only a few cinders remained in the fire pit.

Definition: To burn something until it turns into small pieces of ash or remains.

Example: The fire cindered the old wooden chair, leaving only ashes behind.

Definition: To move around freely or spread from one person or place to another.

Example: The news began to circulate quickly among the students.

Definition: To make something move around or be shared among people.

Example: The teacher asked us to circulate the handouts to all the students.

Definition: Surrounding or encompassing something completely from all sides.

Example: The circumambient atmosphere created a sense of isolation for the small village.

Definition: The practice of growing and farming citrus fruits like oranges, lemons, and limes.

Example: Citriculture is important for the economy of regions that produce citrus fruits.

Definition: Relating to a cloister or a secluded place, often used to describe something that is enclosed or confined.

Example: The claustral atmosphere of the monastery provided a peaceful retreat for the monks.

Definition: A flat area of land that is covered with clay and can hold water, often found in dry regions.

Example: After the rain, the claypan filled with water, creating a temporary pond.

Definition: In a way that is free from dirt or pollution; in a fair or honest manner; completely or entirely.

Example: She cleaned the house clean before the guests arrived.

Definition: To make something free from dirt or mess, or to remove unwanted substances.

Example: After the party, we need to clean the house.

Definition: The process of removing dirt or impurities from a surface or object.

Example: The clean of the house took all day, but it was worth it.

Definition: To remove dirt, impurities, or unwanted substances from something, making it free of mess or stains.

Example: I need to clean my room before the guests arrive.