weed killer
Definition
Noun: A chemical substance specifically formulated to eliminate unwanted plants (weeds) or to suppress their growth. It is a type of herbicide.
Usage
This term is used to refer to commercial products, agricultural chemicals, or homemade solutions designed for controlling weeds in gardens, lawns, farms, and other cultivated areas. * Always follow the safety instructions on the weed killer label. * The gardener applied a selective weed killer to the lawn to target dandelions without harming the grass. * Vinegar can be used as a natural weed killer on driveways and patios.
Advanced Usage
- "Pre-emergent weed killer": A type of herbicide applied to soil to prevent weed seeds from germinating.
- Applying a pre-emergent weed killer in early spring can reduce problems all season.
- "Systemic weed killer": A herbicide that is absorbed by the plant and translocated throughout its system, killing it completely, including the roots.
- For perennial weeds, a systemic weed killer is more effective than a contact spray.
Variants and Related Words
- Herbicide (n): The formal, general term for a substance toxic to plants; "weed killer" is a common synonym.
- Glyphosate is a widely used herbicide.
- Weedkiller (n): An alternative, often single-word spelling of "weed killer".
- He bought a new brand of weedkiller.
Synonyms
- Herbicide
- Plant killer (less common)
Related Phrases
- To spray weed killer: The common action of applying the substance.
- He sprayed weed killer along the fence line.
Noun
-
a chemical agent that destroys plants or inhibits their growth
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
Từ gần giống
Từ chứa "weed killer"
