noun Download 🔗Share (proper) The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms. Examples : "The chemist explained that amphetamines are a mixture of two very similar compounds that affect the brain differently. " medicine substance chemistry biochemistry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any mixture of the two amphetamine enantiomers, dextroamphetamine and levoamphetamine. Examples : "Doctors sometimes prescribe amphetamines to help children with ADHD focus better in school. " medicine substance chemistry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Referring to a substituted amphetamine; a member of the amphetamine class of chemicals. Examples : "Some students illegally use amphetamines to stay awake and focus while studying for exams. " medicine substance chemistry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A potent central nervous system stimulant of the phenethylamine chemical class that is used to treat ADHD, narcolepsy, and obesity. Examples : "The doctor prescribed amphetamines to help the student focus in school and manage his ADHD. " medicine substance chemistry Chat with AIVocabulary GamePractice Reading