Amphetamine - Meaning, Definition & English Examples
Amphetamine is a stimulant drug that affects the central nervous system, increasing alertness and energy. It is used medically to treat ADHD and narcolepsy but can be addictive if misused.
Definition:
A synthetic stimulant drug affecting the central nervous system, often used medically or abused recreationally.
Synonyms:
speed, uppers, dexedrine, methamphetamine
Part of Speech:
noun
Antonyms:
depressant, sedative
Common Collocations:
abuse amphetamines, prescribed amphetamine, amphetamine addiction
Derivatives:
amphetaminic, amphetaminelike
Usage Tips:
Use "amphetamine" to refer specifically to the drug; avoid casual use due to its association with substance abuse.
Common Phrases:
speed freak, on amphetamines, popping uppers
Etymology:
Derived from "alpha-methylphenethylamine," coined in the early 20th century for its chemical structure and effects.
Examples:
- 1. The doctor prescribed amphetamine for ADHD treatment.
- 2. Amphetamine abuse can lead to severe health problems.
- 3. She was caught with illegal amphetamines in her bag.
- 4. Athletes are banned from using amphetamines for performance enhancement.