nitroglycerine
/'naitrouglisə'ri:n/
Học thuậtThân thiện
A scientist carefully handles a vial of nitroglycerine in a secure laboratory.
Definition
- Noun:
- A powerful explosive liquid: Nitroglycerine is a heavy, yellow, oily, and poisonous liquid that is highly explosive. It is produced by chemically treating glycerol with nitric acid.
- A medical vasodilator: In medicine, nitroglycerine is used as a drug to widen blood vessels, improving blood flow and treating conditions like angina pectoris (chest pain).
Examples of Usage
- Noun:
- The factory handles nitroglycerine with extreme caution due to its instability.
- The patient was prescribed nitroglycerine tablets to relieve his angina attacks.
Advanced Usage
- "to be as unstable as nitroglycerine": used figuratively to describe a highly volatile or dangerous situation.
- The political climate in the region is as unstable as nitroglycerine.
Variants and Related Words
- Nitroglycerin (n): An alternative spelling for nitroglycerine.
- NG (n): A common abbreviation used in technical and military contexts.
- Glyceryl trinitrate (n): The systematic chemical name for nitroglycerine, often used in medical and scientific literature.
Synonyms
- Explosive oil: A descriptive synonym highlighting its physical state and primary use.
- Blasting oil: A term used historically and in mining/construction industries.
Related Phrases
- Nitroglycerine patch/ointment/spray: Refers to specific medical delivery methods for the drug.
- He uses a nitroglycerine patch for continuous relief.
Related Idioms
- A nitroglycerine situation: A metaphor for a scenario that is extremely delicate and could explode (become disastrous) with the slightest mishandling.
- Negotiating the ceasefire was a nitroglycerine situation.
A scientist carefully handles a vial of nitroglycerine in a secure laboratory.
Noun
- a heavy yellow poisonous oily explosive liquid obtained by nitrating glycerol; used in making explosives and medically as a vasodilator (trade names Nitrospan and Nitrostat)