to repel pest
- phrasal verb
- /rɪˈpɛl pɛst/
- Farmers often choose specific crops that can repel harmful pests, reducing the need for chemical pesticides.
Examples
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Yep, most plants have chemicals that are there to repel pests and herbivores.
Blog text (14) -
Planting marigolds in your vegetable garden can help repel pests like aphids and beetles.
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To protect your home from insects, use natural sprays that can effectively repel pests.
Synonyms
Make someone or something move back and stay away, often by using force
How Effective
- NSFW
Surface Forms
Morphology
The meaning 'to drive away insects or animals considered harmful' is directly derivable from combining 'repel' (to drive away) with 'pest' (a harmful insect or animal). This is a literal, compositional verb + noun collocation following normal English patterns and is cross-linguistically common, so a B1 learner who knows both constituents will understand it.
Etymology
The phrase repel pests comes from a simple image: to repel is to push something away and a pest is a small harmful insect or animal. That's why it means 'to drive away' those creatures from gardens, homes, or crops.