adjective
- causing or tending to cause sleep or drowsiness
- extremely boring or dull
noun
- a drug or substance that induces sleep
Examples
- The warm milk had a soporific effect on the restless child.
- His soporific lecture put half the class to sleep.
- The doctor prescribed a mild soporific to help with her insomnia.
- The gentle rain created a soporific atmosphere in the library.
- The professor’s monotone voice was utterly soporific.
- She took a natural soporific made from valerian root.
- The soporific heat of the afternoon made everyone drowsy.