"Amphetamine" Natural Recordings by Native Speakers
Amphetamine is a stimulant drug that affects the central nervous system, increasing alertness, energy, and focus. It is used medically to treat conditions such as ADHD and narcolepsy, but also has a high potential for abuse and addiction. Illicitly, it is often used as a recreational drug, known by names like speed, ice, or crystal meth. Long-term use can lead to serious health problems, including psychological dependence, paranoia, and cardiovascular issues.
1. Prescription Medication: Amphetamine is sometimes prescribed by doctors to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy, as it helps increase focus and alertness.
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- Sarah was diagnosed with ADHD and her doctor prescribed amphetamines to help her manage her symptoms during the day.
2. Performance Enhancer: Athletes or students might misuse amphetamines to boost their energy and concentration for an event or exam.
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- Rumors circulated that some athletes were using amphetamines to enhance their performance during the marathon, which led to an investigation by anti-doping authorities.
3. Illegal Drug: Illicit use of amphetamines, such as methamphetamine, can be highly addictive and lead to serious health problems.
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- The city's law enforcement agencies have been cracking down on methamphetamine labs, as the drug's illegal use has soared in recent years.
4. Symptoms of Addiction: Long-term amphetamine abuse can result in withdrawal symptoms when attempting to quit.
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- After years of dependency, Tom experienced severe mood swings and fatigue during his attempt to detox from amphetamines.
5. Side Effects: While amphetamines can be beneficial when used appropriately, they can also cause adverse effects like insomnia, anxiety, and high blood pressure.
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- Before starting amphetamine treatment, Jane was informed by her physician about potential side effects, emphasizing the importance of monitoring her health closely.
An amperemeter is a device used to measure the electric current flowing through a circuit, typically in units of amperes (A).
Amperes, or amps, is a unit of measurement for electric current. It represents the amount of electric charge passing through a conductor per unit time, indicating the strength of the current flowing. One ampere is equal to one coulomb of charge passing through a point in one second.
Amperian refers to something related to or derived from the unit of electric current, the ampere. It can be used to describe circuits, laws, or concepts involving electric currents.
Amperometric refers to a type of electrochemical measurement technique that involves monitoring the current flowing through a system as a function of a given potential or concentration. It is used to determine the concentration of a specific analyte in a solution by measuring the current produced during a redox reaction at a constant voltage.
Amperometry is a type of electrochemical analysis that measures the current flowing through a system in response to a constant potential or voltage applied between two electrodes. It is used to determine the concentration of a specific analyte (substance) in a solution by monitoring the current produced during a redox (oxidation-reduction) reaction involving the analyte. The current is directly proportional to the rate of the redox reaction, which in turn depends on the concentration of the analyte. Amperometry is widely employed in various fields, including environmental testing, pharmaceutical analysis, and chemical sensor development.
The ampersand is a symbol "&" that represents the conjunction "and." It originated from a Latin abbreviation of the phrase "et," which means "and." The ampersand is often used in writing, particularly in informal contexts or when listing items together, such as "apple & orange" instead of "apple and orange."
Ampersands are the symbol "&" used in writing, typically representing the conjunction "and." It originated from the Latin phrase "et," which means "and." In typography and design, ampersands are often used for aesthetic purposes, particularly in logos or invitations, as they add a decorative touch to the text. In informal writing or chat, people may use ampersands as a shorthand for "and."
The "ampersat" is the symbol "@", commonly known as the at sign. It is used in email addresses, social media mentions, and pricing (e.g., "$10@item"). Its origin is uncertain, but it has become essential in digital communication.