nontoxic
Học thuậtThân thiện
Definition
- Adjective:
- Not producing or resulting from poison; not poisonous: Describes a substance that does not contain or generate harmful toxins and is therefore not dangerous to living organisms.
- Safe to eat: Specifically describes a substance that is not poisonous and can be consumed without causing harm.
Usage Examples
- Adjective:
- The laboratory confirmed the mushrooms were nontoxic. (This means the mushrooms were verified as not poisonous.)
- This cleaning product is nontoxic and safe to use around pets. (This indicates the cleaner does not contain harmful chemicals.)
- They only use nontoxic paints in the children's playroom. (This describes paints that are free from poisonous substances.)
Advanced Usage
- Scientific/Medical Context: Used to describe chemicals, compounds, or treatments that do not have poisonous effects on cells or organisms.
- The new drug showed nontoxic effects in the initial trials.
- Environmental Context: Describes materials or waste that do not pose a poisoning hazard to the ecosystem.
- The factory switched to nontoxic dyes for its wastewater.
Variants and Related Words
- Nontoxicity (noun): The state or quality of being nontoxic.
- The nontoxicity of the material makes it ideal for food packaging.
- Nonpoisonous (adjective): A close synonym, often used interchangeably with 'nontoxic'.
- The spider is nonpoisonous.
Synonyms
- Harmless: Unlikely to cause harm.
- Nonpoisonous: Not containing poison.
- Safe: Not presenting a risk of danger or harm.
- Atoxic: (A less common, technical term) Not toxic.
Antonyms
- Toxic: Poisonous.
- Poisonous: Causing or capable of causing death or illness if taken into the body.
- Harmful: Causing or likely to cause harm.
- Venomous: (Specifically for biological toxins) Secreting venom; poisonous.
Adjective
- safe to eat
- not producing or resulting from poison