The American Heritage® Dictionary of the English Language, 4th Edition
n. A bitter, yellowish-brown, strongly addictive narcotic drug prepared from the dried juice of unripe pods of the opium poppy and containing alkaloids such as morphine, codeine, and papaverine.
n. A yellow-brown, addictive narcotic drug obtained from the dried juice of unripe pods of the opium poppy, Papaver somniferum, and containing alkaloids such as morphine, codeine, and papaverine.
n. Anything that numbs or stupefies.
the GNU version of the Collaborative International Dictionary of English
n. The inspissated juice of the Papaver somniferum, or white poppy.
The Century Dictionary and Cyclopedia
n. The inspissated juice of Papaver somniferum, a poppy cultivated from early antiquity for the sake of this product. See poppy and Papaver.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an addictive narcotic extracted from seed capsules of the opium poppy
Word Usage
"It was difficult to believe that his subjection to opium could much longer resist the stings of his own conscience, and the solicitations of his friends, as well as the pecuniary destitution to which his _opium habits_ had reduced him."