The Collaborative International Dictionary
Expeller
Expeller \Ex*pel"ler\, n. One who, or that which, expels.
Wiktionary
expeller
n. 1 Anything that expels. 2 # A machine that removes most of the oil from oilseeds to form oil cake.
Usage examples of "expeller".
Repair the dungchuck, monitor the sludge pool, fodder out for the herd, don't forget to wrap the expeller pipes to keep the separated milk from freezing, wood for the house, shovel off the old compost, we're trying a new formula this year- and so on, and so on.