n. The funnel part of the apparatus for solution by displacement.
the GNU version of the Collaborative International Dictionary of English
n. One that displaces.
n. The funnel part of the apparatus for solution by displacement.
The Century Dictionary and Cyclopedia
n. One who or that which displaces.
n. In chem., an apparatus used in the chemical process of displacement or percolation; a percolator.
Word Usage
"a mass, called a "displacer," from the cold to the hot end of a large vessel which was heated by a fire beneath and cooled by a current of water above."