Definition

A natural chemical substance derived from certain flowers, used to kill insects.

Example

Farmers often use pyrethrin to protect their crops from pests.

Conversation

Have you ever heard of pyrethrin as a natural insecticide?

Yeah, I think it comes from those flowers, right?

Exactly! It’s often used in gardening to keep pests away.

I should try it out; I hate using harsh chemicals.

Synonyms & Antonyms

Root Explanation

**Pyrethrin** → The word is derived from the Greek word "pyrethrum" (meaning a type of flower, specifically the chrysanthemum) and the suffix "-in" (used to form names of substances). Pyrethrin refers to the natural insecticide derived from the flowers of the pyrethrum plant.

Memory Tip

Think of the flower 'pyrethrum' that produces a natural insecticide — that's why 'pyrethrin' is related to this flower.

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