narceine

[ nahr-see-een, -in ]

noun

, Pharmacology.

1. a narcotic alkaloid, C 2 3 H 2 7 NO 8 , occurring in opium and acting as a mild relaxant on smooth muscle.

narceine

/ ˈnɑːsiːn /

noun

1. a narcotic alkaloid that occurs in opium. Formula: C 23 H 27 O 8 N

Word History and Origins

Origin of narceine¹

< French narcéine (1832), irregular < Greek nárkē numbness ( narco- ) + French -ine -ine ²

Word History and Origins

Origin of narceine¹

C19: via French from Greek narkē numbness

Example Sentences

Papaverine, laudanosine, narcotine, and narceine are four other alkaloids found in opium.

From Project Gutenberg

The precipitates produced in solutions of narceine and codeine are crystalline and very characteristic.

From Project Gutenberg

Ammonia dissolves only traces of morphine; but narceine and codeine readily.

From Project Gutenberg

Narceine forms good crystals, the form being that of long, four-sided rhombic prisms or fine bushy united needles.

From Project Gutenberg

Crude narceine may be purified by means of the sodium salt; the latter is dissolved in alcohol and precipitated with ether.

From Project Gutenberg