paraldehyde

noun

par·​al·​de·​hyde pa-ˈral-də-ˌhīd 

pə-

: a colorless liquid polymer C₆H₁₂O₃ derived from acetaldehyde and used especially as an anticonvulsant, sedative, and hypnotic

Word History

First Known Use

1857, in the meaning defined above

Medical Definition

paraldehyde

noun

par·​al·​de·​hyde pa-ˈral-də-ˌhīd, pə- 

: a colorless liquid polymer C₆H₁₂O₃ derived from acetaldehyde and used especially as an anticonvulsant, hypnotic, and sedative

called also paracetaldehyde