opium alkaloid
noun
Any of the narcotic, analgesic, and addictive alkaloids derived from opium, such as morphine, codeine, and papaverine.
Origin
Mid 19th century.
- microspectroscope
- microspectroscopic
- microspectroscopy
- microspermous
- Microsphaera
- microsphere
- microspheric
- microspherulitic
- microspike
- microspined
- microsporangiate
- microsporangium
- microspore
- microsporic
- microsporidian
- microsporidiosis
- microsporidium
- microsporocyte
- microsporogenesis
- microsporon
- microsporophyll
- Microsporum
- microstate
- microstimulation
- microstomatous