laughing gas
noun
Origin of laughing gas
First recorded in 1835–45
Words nearby laughing gas
Example sentences from the Web for laughing gas
British Dictionary definitions for laughing gas
Medical definitions for laughing gas
laughing gas
[ lăf′ĭng ]
n.
Nitrous oxide, especially as used as an anesthetic.
Scientific definitions for laughing gas
laughing gas
[ lăf′ĭng ]
Nitrous oxide used as a mild anesthetic.